Karmazin gets out

Mel Karmarzin resigned today as the number two executve to Sumner Redstone at Viacom, to be replaced by Tom Freston, the CEO of MTV Networks, and Leslie Moonves, CEO of CBS. They will be co-presidents and co-chief operating officers while Redstone decides on a successor to himself over the next three years. Here's the Viacom release, and first-wave stories from Variety, The Hollywood Reporter, AdAge and AP.