The team of survivors rallies around a WC in the park.
Get the full article at GameSpot.com

The survivors fight off a horde of zombies while trying to fill a car with gas.
Get the full article at GameSpot.com

North American Retail and Steam Available Now, Rest of World Follows Later This Week

Nov 17, 2009 - Valve, creators of best-selling game franchises (such as Half-Life and Counter-Strike) and leading technologies (such as Steam and Source), today announced the availability of its zombie thriller, Left 4 Dead 2, at retail outlets across North America (360, PC) and worldwide via Steam (PC). Retail outlets around the world will launch the title later this week.

Exclusively available for the Xbox 3... [read more]

The sequel to the best-selling and critically-acclaimed co-operative multiplayer thriller, is now available via Steam to gamers around the globe. The title will be available for the PC and Xbox 360 at retail stores on Tuesday, November 17th in North America, and worldwide throughout the week. For more information, please visit www.steamgames.com.
Get the full article at store.steampowered.com

Left 4 Dead 2 (PC)One click separates you from the answer.
Get the full article at ign.com

Updates to the Left 4 Dead 2 Demo have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead 2 Demo
Fixed stuttering on some systems when multicore rendering is enabled
Individual players can now be muted in the lobby UI
Improved support for NAT'ed dedicated servers
Get the full article at store.steampowered.com

Left 4 Dead 2 (PC)A quick rundown of how Valve has made the sequel better than the original.
Get the full article at ign.com

Updates to the Left 4 Dead 2 Demo have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead 2 Demo
Fixed issue with sound and mic settings being reset when changing lobbies or returning to lobby that affected some Windows 7 and Windows Vista users
Get the full article at store.steampowered.com

Updates to Left 4 Dead have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead
Fixed a crash related to a Crash Course achievement
Fixed an issue were bots and computer controlled special infected were being reported via "View Game Info"
Added Team Versus 4 on 4 competitive matchmaking
Get the full article at store.steampowered.com

Updates to Left 4 Dead 2 Demo have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead 2 Demo
Playback of intro movie now utilizes surround sound when available
Fixed sporadic Game UI crash
Fixed issue with missing RCON output on dedicated servers
Fixed dedicated server crash after 'quit' command is issued
Bots are no longer listed as players in game details UI
Added Coach's missing dialog subtitles
Get the full ar... [read more]