ChenZen

Check out the new trailer for Modern Warfare 2 multiplayer.  At the end, there is a reveal of the new host migration support where if the host drops out, the game will seamlessly reconnect everyone to a different host.  Shortly after, the player executes a throwing knife kill. Sweet! httpvhd://www.youtube.com/watch?v=V4PMRFkx07g

So apparently at the Game Crazy convention, there was some gameplay video taken and leaked onto youtube.  So here it is!

Over at the Treyarch forums, there is confirmation from a community manager that Map Pack 3 which includes new maps and new zombie map will be coming to the PC.