UNITED STATES
               SECURITIES AND EXCHANGE COMMISSION
                     Washington, D.C. 20549

              ------------------------------------
                          SCHEDULE 13D

                        (Amendment No. 3)

            Under the Securities Exchange Act of 1934
                       WESTWOOD ONE, INC.
                        (Name of Issuer)

             Common Stock, Par Value $.01 per share
                 (Title of Class of Securities)

                          961-815-10-7
                         (CUSIP Number)

                       Sumner M. Redstone
                    National Amusements, Inc.
                         200 Elm Street
                   Dedham, Massachusetts 02026
                    Telephone: (781) 461-1600

                         with a copy to:

                    Michael D. Fricklas, Esq.
                           Viacom Inc.
                          1515 Broadway
                    New York, New York 10036
                    Telephone: (212) 258-6000
             (Name, Address and Telephone Number of
    Person Authorized to Receive Notices and Communications)

                         January 2, 2003
     (Date of Event which Requires Filing of this Statement)


        ------------------------------------------------

If the filing person has previously filed a statement on Schedule
13G to report the acquisition which is the subject of this
Schedule 13D, and is filing this schedule because of Rule 13d-
1(b)(3) or (4), check the following box / /.

Check the following box if a fee is being paid with this
statement / /.









Page 2 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person. I.R.S. Identification No. of Above Person (entities only) Infinity Network Inc. - --------------------------------------------------------------- I.R.S. Identification No. 52-1859471 - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A - --------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization Delaware - --------------------------------------------------------------- Number of (7) Sole Voting Power Shares --------------------------------------- Beneficially (8) Shared Voting Power 16,000,000 Owned by --------------------------------------- Each (9) Sole Dispositive Power Reporting --------------------------------------- Person (10) Shared Dispositive Power 16,000,000 With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 16,000,000 - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 15.2% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) CO - ---------------------------------------------------------------

Page 3 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person I.R.S. Identification No. of Above Person (entities only) Infinity Media Corporation - --------------------------------------------------------------- I.R.S. Identification No. 13-2766282 - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A - --------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization Delaware - --------------------------------------------------------------- Number of (7) Sole Voting Power Shares --------------------------------------- Beneficially (8) Shared Voting Power 16,000,000 Owned by --------------------------------------- Each (9) Sole Dispositive Power Reporting --------------------------------------- Person (10) Shared Dispositive Power 16,000,000 With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 16,000,000 - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 15.2% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) CO - ---------------------------------------------------------------

Page 4 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person I.R.S. Identification No. of Above Person (entities only) Infinity Broadcasting Corporation - --------------------------------------------------------------- I.R.S. Identification No. 13-4142467 - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A - --------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization Delaware - --------------------------------------------------------------- Number of (7) Sole Voting Power Shares -------------------------------------- Beneficially (8) Shared Voting Power 18,000,000* Owned by -------------------------------------- Each (9) Sole Dispositive Power Reporting ------------------------------------- Person (10) Shared Dispositive Power 18,000,000* With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 18,000,000* - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 16.8% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) CO - --------------------------------------------------------------- * Includes 2,000,000 shares underlying warrants that may become exercisable in the next 60 days.

Page 5 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person I.R.S. Identification No. of Above Person (entities only) Viacom Inc. - --------------------------------------------------------------- I.R.S Identification No. 04-2949533 - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A v--------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization Delaware - --------------------------------------------------------------- Number of (7) Sole Voting Power Shares --------------------------------------- Beneficially (8) Shared Voting Power 18,000,000* Owned by -------------------------------------- Each (9) Sole Dispositive Power Reporting -------------------------------------- Person (10) Shared Dispositive Power 18,000,000* With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 18,000,000* - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 16.8% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) CO - --------------------------------------------------------------- * Includes 2,000,000 shares underlying warrants that may become exercisable in the next 60 days.

Page 6 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person I.R.S. Identification No. of Above Person (entities only) NAIRI, Inc. - --------------------------------------------------------------- I.R.S Identification No. 04-3446887 - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A - --------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization Delaware - --------------------------------------------------------------- Number of (7) Sole Voting Power Shares -------------------------------------- Beneficially (8) Shared Voting Power 18,000,000* Owned by -------------------------------------- Each (9) Sole Dispositive Power Reporting -------------------------------------- Person (10) Shared Dispositive Power 18,000,000* With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 18,000,000* - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 16.8% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) CO - --------------------------------------------------------------- * Includes 2,000,000 shares underlying warrants that may become exercisable in the next 60 days.

Page 7 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person I.R.S. Identification No. of Above Person (entities only) National Amusements, Inc. - --------------------------------------------------------------- I.R.S Identification No. 04-2261332 - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A - --------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization Maryland - --------------------------------------------------------------- Number of (7) Sole Voting Power Shares --------------------------------------- Beneficially (8) Shared Voting Power 18,000,000* Owned by --------------------------------------- Each (9) Sole Dispositive Power Reporting --------------------------------------- Person (10) Shared Dispositive Power 18,000,000* With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 18,000,000* - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 16.8% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) CO - --------------------------------------------------------------- * Includes 2,000,000 shares underlying warrants that may become exercisable in the next 60 days.

Page 8 of 21 Pages CUSIP No. 961-815-10-7 (1) Name of Reporting Person I.R.S. Identification No. of Above Person (entities only) Sumner M. Redstone - --------------------------------------------------------------- (2) Check the Appropriate Box if a Member of Group (See Instructions) / / (a) - --------------------------------------------------------------- / / (b) - --------------------------------------------------------------- (3) SEC Use Only - --------------------------------------------------------------- (4) Sources of Funds (See Instructions) N/A - --------------------------------------------------------------- (5) Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e). - --------------------------------------------------------------- (6) Citizenship or Place of Organization United States - -------------------------------------------------------------- Number of (7) Sole Voting Power Shares -------------------------------------- Beneficially (8) Shared Voting Power 18,000,000* Owned by -------------------------------------- Each (9) Sole Dispositive Power Reporting -------------------------------------- Person (10) Shared Dispositive Power 18,000,000* With - --------------------------------------------------------------- (11) Aggregate Amount Beneficially Owned by Each Reporting Person 18,000,000* - --------------------------------------------------------------- (12) Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) - --------------------------------------------------------------- (13) Percent of Class Represented by Amount in Row (11) 16.8% - --------------------------------------------------------------- (14) Type of Reporting Person (See Instructions) IN - --------------------------------------------------------------- * Includes 2,000,000 shares underlying warrants that may become exercisable in the next 60 days.

Page 9 of 21 Pages Item 1. Security and Issuer. -------------------- This Amendment No. 3 (the "Amendment") is filed by Infinity Network Inc. ("INI"), Infinity Media Corporation ("IMC"), Infinity Broadcasting Corporation ("IBC" or "Infinity"), Viacom Inc. ("Viacom"), NAIRI, Inc. ("NAIRI"), National Amusements, Inc. ("NAI") and Mr. Sumner M. Redstone ("Mr. Redstone") (collectively, the "Reporting Persons") and amends and supplements the Statement on Schedule 13D originally filed with the Securities and Exchange Commission ("SEC") on May 15, 2000, as amended, with respect to the Common Stock, par value $.01 per share (the "Common Shares"), of Westwood One, Inc., a Delaware corporation ("Westwood" or the "Issuer") with its principal executive office located at 40 West 57th Street, New York, N.Y. 10019. Item 2. Identity and Background. ------------------------- Item 2 is amended as follows: The executive officers and directors of INI, IMC, IBC, Viacom, NAIRI and NAI, as of December 31, 2002, are set forth on Schedules I through VI attached hereto. Item 5. Interest in Securities of the Issuer. ------------------------------------- Item 5 is amended as follows: (a) and (b) INI is the direct owner, with shared dispositive and voting power, of 16,000,000 Common Shares, or approximately 15.2% of the Issuer's issued and outstanding shares (based on 105,398,318 Common Shares reported by the Issuer to be issued and outstanding as of October 31, 2002). IMC is the beneficial owner with shared dispositive and voting power, of 16,000,000 Common Shares, or approximately 15.2% of the Issuer's issued and outstanding shares (based on 105,398,318 Common Shares reported by the Issuer to be issued and outstanding as of October 31, 2002). IBC is (i) the direct owner, with shared dispositive and voting power, of 2,000,000 Common Shares underlying two warrants, each for 1,000,000 Common Shares (the "Warrants"), each of which will become exercisable in the next 60 days only if the Issuer's Common Stock trades, with respect to the first warrant, at or above $56.235, and with respect to the second warrant, at or above $59.984, on at least 20 out of 30 consecutive trading days during which the national securities exchanges are open for trading ("Trading Days"), and (ii) the beneficial owner with shared dispositive and voting power, of 16,000,000 Common Shares, for a total interest in 18,000,000 Common Shares or 16.8% of the Issuer's issued and outstanding shares (based on 105,398,318 Common Shares reported by the Issuer to be issued and outstanding as of October 31, 2002 and assuming full exercise of the Warrants). Viacom, NAIRI and NAI are each a beneficial owner with shared dispositive and voting power, of 18,000,000 Common Shares, including 2,000,000 Common Shares underlying the Warrants, or approximately 16.8% of the Issuer's issued and outstanding shares (based on 105,398,318 Common Shares reported by the Issuer to be issued and outstanding as of October 31, 2002 and assuming full exercise of the Warrants).

Page 10 of 21 Pages As a result of his stock ownership in NAI, Mr. Sumner M. Redstone is deemed the beneficial owner, with shared dispositive and voting power of 18,000,000 Common Shares, including 2,000,000 Common Shares underlying the Warrants or approximately 16.8% of the issued and outstanding Common Shares of the Issuer (based on 105,398,318 Common Shares reported by the Issuer to be issued and outstanding as of October 31, 2002 and assuming full exercise of the Warrants). The Reporting Persons are aware that certain of the executive officers and directors of the Reporting Persons, as applicable, own Common Shares of the Issuer and/or hold options to acquire Common Shares of the Issuer. Mr. Mel Karmazin is the beneficial owner of 2,244,200 Common Shares, including 2,192,000 Common Shares underlying currently exercisable stock options (the "Karmazin Options"), or approximately 2.1% of the Issuer's issued and outstanding Common Shares (based on 105,398,318 Common Shares reported by the Issuer to be issued and outstanding as of October 31, 2002 and assuming full exercise of the Karmazin Options). (c) Pursuant to the Management Agreement, dated March 30, 1999, as amended, between IBC and the Issuer, as described in Amendment 2 to this Schedule 13D, on January 2, 2003, IBC received the following two warrants to purchase Common Stock from the Issuer: * A warrant to purchase 1,000,000 shares of the Issuer's Common Stock at an exercise price of $43.11. This warrant will become exercisable only if the Issuer's Common Stock reaches a price of $56.235 on at least 20 out of 30 consecutive Trading Days and has an expiration date of January 2, 2013. * A warrant to purchase 1,000,000 shares of the Issuer's Common Stock at an exercise price of $48.36. This warrant will become exercisable only if the Issuer's Common Stock reaches a price of $59.984 on at least 20 out of 30 consecutive Trading Days and has an expiration date of January 2, 2013. Item 7. Material to be Filed as Exhibits. ------------------------------------ 99 Joint Filing Agreement among Infinity Network Inc., Infinity Media Corporation, Infinity Broadcasting Corporation, Viacom Inc., NAIRI, Inc., National Amusements, Inc. and Sumner M. Redstone.

Page 11 of 21 Pages Signatures ------------- After reasonable inquiry and to the best of our knowledge and belief, we certify that the information set forth in this statement is true, complete and correct. Pursuant to Rule 13d- 1(k)(1), each of the undersigned agrees that this statement is filed on behalf of each of us. January 13, 2003 Infinity Network, Inc. By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President Infinity Media Corporation By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President Infinity Broadcasting Corporation By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President Viacom Inc. By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President, General Counsel and Secretary NAIRI, Inc. By: /s/ Sumner M. Redstone ----------------------- Sumner M. Redstone Chairman and President National Amusements, Inc. By: /s/ Sumner M. Redstone ----------------------- Sumner M. Redstone Chairman and Chief Executive Officer /s/ Sumner M. Redstone ----------------------- Sumner M. Redstone Individually

Page 12 of 21 Pages SCHEDULE I ------------- Name, business address, and present principal occupation or employment of the directors and executive officers of Infinity Network, Inc. ------------------------ DIRECTORS Business Address Present Principal Occupation Name and Address of Employment - ---------------- ----------------- ---------------------------- Michael D. Viacom Inc. Executive Vice President, Fricklas 1515 Broadway General Counsel & Secretary New York, N.Y. Viacom Inc. 10036 1515 Broadway New York, N.Y. 10036 Robert G. Viacom Inc. Vice President and Treasurer Freedline 1515 Broadway Viacom Inc. New York, N.Y. 1515 Broadway 10036 New York, N.Y. 10036 Susan C. Gordon Viacom Inc. Vice President, Controller & 1515 Broadway Chief Accounting Officer New York, N.Y. Viacom Inc. 10036 1515 Broadway New York, N.Y. 10036 Executive Officers Name Business Address Present Principal Occupation and Address of Employment - ---------------- ----------------- ---------------------------- John Sykes Infinity President and Chief President & CEO Broadcasting Executive Officer Corporation Infinity Radio operations 40 West 57th Infinity Broadcasting Street Corporation New York, N.Y. 40 West 57th Street 10019 New York, N.Y. 10019 Michael D. Viacom Inc. Executive Vice President, Fricklas 1515 Broadway Secretary EVP & Secretary New York, NY & General Counsel 10036 Viacom Inc. 1515 Broadway New York, N.Y. 10036 Richard J. Viacom Inc. Sr. EVP & Chief Financial Bressler 1515 Broadway Officer Senior EVP New York, NY Viacom Inc. 10036 1515 Broadway New York, NY 10036

Page 13 of 21 Pages Schedule II ------------ Name, business address, and present principal occupation or employment of the directors and executive officers of Infinity Media Corporation ----------------------------------------------- DIRECTORS Name Business Address Present Principal Occupation and Address of Employment - ---------------- ----------------- ---------------------------- Michael D. Viacom Inc. Executive Vice President, Fricklas 1515 Broadway General Counsel & Secretary New York, N.Y. Viacom Inc. 10036 1515 Broadway New York, N.Y. 10036 Robert G. Viacom Inc. Vice President and Treasurer Freedline 1515 Broadway Viacom Inc. New York, N.Y. 1515 Broadway 10036 New York, N.Y. 10036 Susan C. Gordon Viacom Inc. Vice President, Controller & 1515 Broadway Chief Accounting Officer New York, N.Y. Viacom Inc. 10036 1515 Broadway New York, N.Y. 10036 Executive Officers Name Business Address Present Principal Occupation and Address of Employment - ---------------- ----------------- ---------------------------- John Sykes Infinity President and Chief President & CEO Broadcasting Executive Officer Corporation Infinity Radio operations 40 West 57th Infinity Broadcasting Street Corporation New York, N.Y. 40 West 57th Street 10019 New York, N.Y. 10019 Michael D. Viacom Inc. Executive Vice President, Fricklas 1515 Broadway Secretary EVP & Secretary New York, NY & General Counsel 10036 Viacom Inc. 1515 Broadway New York, N.Y. 10036 Richard J. Viacom Inc. Sr. EVP & Chief Financial Bressler 1515 Broadway Officer Senior EVP New York, NY Viacom Inc. 10036 1515 Broadway New York, NY 10036

Page 14 of 21 Pages Schedule III -------------- Name, business address, and present principal occupation or employment of the directors and executive officers of Infinity Broadcasting Corporation ---------------------------------- DIRECTORS Business Address Present Principal Occupation Name and Address of Employment - ---------------- ------------------- ----------------------------- Michael D. Viacom Inc. Executive Vice President, Fricklas 1515 Broadway General Counsel & Secretary New York, N.Y. Viacom Inc. 10036 1515 Broadway New York, N.Y. 10036 Robert G. Viacom Inc. Vice President and Treasurer Freedline 1515 Broadway Viacom Inc. New York, N.Y. 1515 Broadway 10036 New York, N.Y. 10036 Susan C. Gordon Viacom Inc. Vice President, Controller & 1515 Broadway Chief Accounting Officer New York, N.Y. Viacom Inc. 10036 1515 Broadway New York, N.Y. 10036 Executive Officers Present Principal Business Address Occupation and Address of Name Employment - ---------------- ----------------------------------------------- Mel Karmazin Viacom Inc. President & Chief Operating Chairman 1515 Broadway Officer New York, NY 10036 Viacom Inc. 40 West 57th Street New York, N.Y. 10019 John Sykes Infinity Chairman and Chief President & CEO Broadcasting Executive Officer Corporation Infinity Radio Operations 40 West 57th Street Infinity Broadcasting New York, N.Y. Corporation 10019 40 West 57th Street New York, N.Y. 10019 Michael D. Viacom Inc. Executive Vice President, Fricklas 1515 Broadway Secretary EVP & Secretary New York, NY 10036 & General Counsel Viacom Inc. 1515 Broadway New York, N.Y. 10036 Richard J. Viacom Inc. Sr. EVP & Chief Financial Bressler 1515 Broadway Officer Senior EVP New York, NY 10036 Viacom Inc. 1515 Broadway New York, NY 10036

Page 15 of 21 Pages SCHEDULE IV -------------------------- Name, business address, and present principal occupation or employment of the directors and executive officers of VIACOM INC. ----------------- Directors Business Address Present Principal Occupation Name and Address of Employment - ---------------- ----------------- ------------------------------ George S. Abrams Winer & Abrams Attorney 60 State Street Winer & Abrams Boston, MA 02109 60 State Street Boston, MA 02109 David Andelman Lourie and Cutler Attorney 60 State Street Lourie and Cutler Boston, MA 02109 60 State Street Boston, MA 02109 George H. AKAMAI Chairman and Chief Executive Conrades Technologies Officer 500 Technology AKAMAI Technologies Square 500 Technology Square Cambridge, MA Cambridge, MA 02139 02139 Philippe P. DND Capital Co-Chairman and Chief Dauman Partners, LLC Executive Officer 9 West 57th St. DND Capital Partners, LLC New York, N.Y. 9 West 57th St. 10019 New York, N.Y. 10019 William H. Gray The College President and Chief Executive III Fund/UNCF Officer 8260 Willow Oaks The College Fund/UNCF Corporate Drive 8260 Willow Oaks Corporate Fairfax, VA 22031 Drive Fairfax, VA 22031 Mel Karmazin Viacom Inc. President and Chief Operating 1515 Broadway Officer New York, NY Viacom Inc. 10036 1515 Broadway New York, NY 10036 Jan Leschly Care Capital LLC Chairman and CEO Princeton Care Capital LLC Overlook 1 Princeton Overlook 1 100 Overlook 100 Overlook Center and Route, Center and Route, Suite 102 Suite 102 Princeton, NJ 08540 Princeton, NJ 08540 David T. Orion Safety Chairman and Chief Executive McLaughlin Products Officer 46 Newport road Orion Safety Products Orion New London, NH Safety Products 03257 46 Newport road New London, NH 03257 Ken Miller Ken Miller President and Chief Executive Capital, LLC Officer C/o The Ken Miller Capital, LLC Associated Group c/o The Associated Group 650 Madison 650 Madison Avenue Avenue 25th Floor 25th Floor New York, N.Y. 10022 New York, N.Y. 10022

Page 16 of 21 Pages SCHEDULE IV (Continued) ------------- Name, business address, and present principal occupation or employment of the directors and executive officers of VIACOM INC. ---------------- Directors Business Address Present Principal Name Occupation and Address of Employment - ---------------------------------------------------------------- Leslie Moonves Viacom Inc. President and Chief 1515 Broadway Executive Officer of CBS New York, NY 10036 Television CBS Television 7800 Beverly Blvd. Los Angeles, CA 90036 Brent D. c/o Showtime Director, National Redstone Networks Inc. Amusements, Inc. 1633 Broadway National Amusements, Inc. New York, NY 10019 200 Elm Street Dedham, MA 02026 Shari Redstone National President of National Amusements, Inc. Amusements, Inc. and 200 Elm Street Executive Vice President of Dedham, MA 02026 NAIRI, Inc. National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Sumner M. Viacom Inc. Chairman of the Board and Redstone 1515 Broadway Chief Executive Officer New York, NY 10036 Viacom Inc. 1515 Broadway New York, N.Y. 10036 Fredric V. 400 Westchester Retired Salerno Avenue Not applicable 2nd Floor White Plains, N.Y. 10604 William Cadwalader Counsel Schwartz Wickersham & Taft Cadwalader Wickersham & 100 Maiden Lane Taft New York, N.Y. 100 Maiden Lane 10038 New York, N.Y. 10038 Ivan Seidenberg Verizon President & Chief Executive Communications Officer 1095 Avenue of the Verizon Communications Americas 1095 Avenue of the Americas New York, NY 10036 New York, NY 10036 Patty Bill and Melinda Co-Chair & President Stonesifer Gates Bill and Melinda Gates Foundation Foundation 1551 Eastlake Ave. 1551 Eastlake Ave. East East Seattle, WA 98102 Seattle, WA 98102 Robert D. Cardinal Health, Chairman & Chief Executive Walter Inc. Officer 7000 Cardinal Place Cardinal Health, Inc. Dublin, OH 43017 7000 Cardinal Place Dublin, OH 43017

Page 17 Of 21 Pages SCHEDULE IV ------------------ (Continued) Name, business address, and present principal occupation or employment of the directors and executive officers of VIACOM INC. ---------------- Executive Officers Business Address Present Principal Name Occupation and Address of Employment - ------------------------------------------------------------------ Sumner M. Viacom Inc. Chairman of the Board and Redstone 1515 Broadway Chief Executive Officer Chairman of the New York, NY 10036 Viacom Inc. Board and Chief 1515 Broadway Executive New York, N.Y. 10036 Officer Mel Karmazin Viacom Inc. President and Chief President and 1515 Broadway Operating Officer Chief Operating New York, NY 10036 Viacom Inc. Officer 1515 Broadway New York, NY 10036 Richard J. Viacom Inc. Senior EVP & Chief Bressler 1515 Broadway Financial Officer Senior EVP & New York, NY 10 Viacom Inc. Chief Financial 1515 Broadway Officer New York, NY 10036 Michael D. Viacom Inc. EVP, General Counsel and Fricklas 1515 Broadway Secretary EVP, General New York, NY 10036 Viacom Inc. Counsel and 1515 Broadway Secretary New York, NY 10036 Susan C. Viacom Inc. Senior Vice President, Gordon 1515 Broadway Controller, Chief SVP, Controller, New York, NY 10036 Accounting Officer Chief Accounting Viacom Inc. Officer 1515 Broadway New York, NY 10036 Carol Melton Viacom Inc. Senior Vice President, Senior Vice 1515 Broadway Government Relations President, New York, NY 10036 Viacom Inc. Government 1515 Broadway Relations New York, NY 10036 Carl D. Folta Viacom Inc. Senior Vice President, Viacom Inc. 1515 Broadway Corporate Relations 1515 Broadway New York, NY 10036 Viacom Inc. New York, NY 1515 Broadway 10036 New York, NY 10036 William A. Viacom Inc. Sr. VP, Human Resources and Roskin 1515 Broadway Administration Sr. VP, Human New York, NY 10036 Viacom Inc. Resources and 1515 Broadway Administration New York, NY 10036 Viacom Inc Robert G. Viacom Inc. Vice President and Freedline 1515 Broadway Treasurer Vice President New York, N.Y. Viacom Inc. and Treasurer 10036 1515 Broadway New York, N.Y. 10036 Martin M. Shea Viacom Inc. Senior Vice President, Senior Vice 1515 Broadway Investor Relations President, New York, NY 10036 Viacom Inc. Investor 1515 Broadway Relations New York, NY 10036

Page 18 of 21 Pages SCHEDULE V Name, business address, and present principal occupation or employment of the directors and executive officers of NAIRI, INC. ---------------- Directors Business Address Present Principal Name Occupation and Address of Employment - --------------------------------------------------------------- George S. Abrams Winer & Abrams Attorney 60 State Street Winer & Abrams Boston, MA 02109 60 State Street Boston, MA 02109 David Andelman Lourie and Cutler Attorney 60 State Street Lourie and Cutler Boston, MA 02109 60 State Street Boston, MA 02109 Philippe P. DND Capital Co-Chairman and CEO of DND Dauman Partners, LLC Capital Partners LLC 9 West 57th St. DND Capital Partners, LLC New York, N.Y. 9 West 57th St. 10019 New York, N.Y. 10019 Brent D. c/o Showtime Director of National Redstone Networks Inc. Amusements, Inc. 1633 Broadway National Amusements, Inc. New York, NY 200 Elm Street 10019 Dedham, MA 02026 Shari Redstone National President of National Amusements, Inc. Amusements, Inc. and 200 Elm Street Executive Vice President Dedham, MA 02026 of NAIRI, Inc. National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Sumner M. Viacom Inc. Chairman of the Board and Redstone 1515 Broadway Chief Executive Officer New York, NY 10036 Viacom Inc. 1515 Broadway New York, N.Y. 10036

Page 19 of 21 Pages SCHEDULE V (Continued) Name, business address, and present principal occupation or employment of the directors and executive officers of NAIRI, INC. ---------- Executive Officers Business Address Present Principal Name Occupation and Address of Employment - ---------------------------------------------------------------- Sumner M. Viacom Inc. Chairman of the Board and Redstone 1515 Broadway Chief Executive Officer Chairman and New York, NY 10036 Viacom Inc. President 1515 Broadway New York, N.Y. 10036 Shari Redstone National President of National Executive Vice Amusements, Inc. Amusements, Inc. and President 200 Elm Street Executive Vice President Dedham, MA 02026 of NAIRI, Inc. National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Jerome Magner National Vice President and Vice President Amusements, Inc. Treasurer of National and Treasurer 200 Elm Street Amusements, Inc. and Dedham, MA 02026 NAIRI, Inc. National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Richard Sherman National Vice President of National Vice President Amusements, Inc. Amusements, Inc. and 200 Elm Street NAIRI, Inc.National Dedham, MA 02026 Amusements, Inc. 200 Elm Street Dedham, MA 02026 Tilly Berman National Secretary Secretary Amusements, Inc. National Amusements, Inc. 200 Elm Street 200 Elm Street Dedham, MA 02026 Dedham, MA 02026

Page 20 of 21 Pages SCHEDULE VI Name, business address, and present principal occupation or employment of the directors and executive officers of National Amusements, Inc. ---------------------------- Directors Business Address Present Principal Name Occupation and Address of Employment - ---------------------------------------------------------------- George S. Abrams Winer & Abrams Attorney 60 State Street Winer & Abrams Boston, MA 02109 60 State Street Boston, MA 02109 David Andelman Lourie and Cutler Attorney 60 State Street Lourie and Cutler Boston, MA 02109 60 State Street Boston, MA 02109 Philippe P. DND Capital Co-Chairman and CEO of DND Dauman Partners, LLC Capital Partners LLC 9 West 57th St. DND Capital Partners, LLC New York, N.Y. 9 West 57th St. 10019 New York, N.Y. 10019 Brent D. c/o Showtime Director of National Redstone Networks Inc. Amusements, Inc. 1633 Broadway National Amusements, Inc. New York, NY 200 Elm Street 10019 Dedham, MA 02026 Shari Redstone National President of National Amusements, Inc. Amusements, Inc. and 200 Elm Street Executive Vice President Dedham, MA 02026 of NAIRI, Inc. National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Sumner M. Viacom Inc. Chairman of the Board and Redstone 1515 Broadway Chief Executive Officer New York, NY 10036 Viacom Inc. 1515 Broadway New York, N.Y. 10036

Page 21 of 21 Pages SCHEDULE VI Name, business address, and present principal occupation or employment of the directors and executive officers of National Amusements, Inc. -------------------------- Executive Officers Business Address Present Principal Occupation Name and Address of Employment - ---------------- ------------------- ----------------------------- Sumner M. Viacom Inc. Chairman of the Board and Redstone 1515 Broadway Chief Executive Officer Chairman and New York, NY 10036 Viacom Inc. President 1515 Broadway New York, N.Y. 10036 Shari Redstone National President of National Executive Vice Amusements, Inc. Amusements, Inc. and President 200 Elm Street Executive Vice President of Dedham, MA 02026 NAIRI, Inc. National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Jerome Magner National Vice President and Treasurer Vice President Amusements, Inc. of National Amusements, Inc. and Treasurer 200 Elm Street and NAIRI, Inc. Dedham, MA 02026 National Amusements, Inc. 200 Elm Street Dedham, MA 02026 Richard Sherman National Vice President of National Vice President Amusements, Inc. Amusements, Inc. and NAIRI, 200 Elm Street Inc.National Amusements, Inc. Dedham, MA 02026 200 Elm Street Dedham, MA 02026 Tilly Berman National Secretary Secretary Amusements, Inc. National Amusements, Inc. 200 Elm Street 200 Elm Street Dedham, MA 02026 Dedham, MA 02026

Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that the Statement on Schedule 13D, dated May 15, 2000 (the "Schedule 13D"), with respect to the Common Stock, par value $0.01 per share, of Westwood One, Inc. is, and any amendments executed by us shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that this Agreement shall be included as an exhibit to the Schedule 13D and each such amendment. Each of the undersigned agrees to be responsible for the timely filing of the Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning itself contained therein. This agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument. IN WITNESS WHEREOF, the undersigned have executed this Agreement as of the 28th day of March, 2002. Infinity Network, Inc. By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President Infinity Media Corporation By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President Infinity Broadcasting Corporation By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President Viacom Inc. By: /s/ Michael D. Fricklas ----------------------- Michael D. Fricklas Executive Vice President, General Counsel and Secretary NAIRI, Inc. By: /s/ Sumner M. Redstone ----------------------- Sumner M. Redstone Chairman and President National Amusements, Inc. By: /s/ Sumner M. Redstone ----------------------- Sumner M. Redstone Chairman and Chief Executive Officer /s/ Sumner M. Redstone ----------------------- Sumner M. Redstone Individually