How do Sumner Murray Redstone and Carl Folta know each other?
Carl Folta:  Before that, he served as Executive Vice President, Office of the Chairman, from January 1, 2006, where he served as Sumner Redstone's senior adviser and spokesman. Sumner Redstone:  Through National Amusements, Redstone and his family are majority owners of CBS Corporation and Viacom (itself the parent company of Viacom Media Networks, BET Networks, and the film studio Paramount Pictures).
he served as Sumner Redstone's senior adviser and spokesman