Exhibit 2.1 AMENDMENT NO. 1 TO AGREEMENT AND PLAN OF MERGER AMENDMENT NO. 1 TO AGREEMENT AND PLAN OF MERGER, dated as of September 8, 1999 ("Amendment No. 1"), by and among CBS Corporation, a Pennsylvania corporation (the "Parent"), King World...Agreement and Plan of Merger • September 15th, 1999 • CBS Corp • Television broadcasting stations
