Activison announced today that Call of Duty 5: World at War will be released this fall (November). So this means IW isn't working on this game. COD5 is set back in WWII in the Pacific. It will feature co-op play and multiplayer vehicles. The game will be released on PS2, PS3, Xbox 360, Wii, and Nintendo DS. Also from shocknews.com, they say that IW is already working on Call of Duty 6. The release date is not confirmed.