Left 4 Dead Update Released
 

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

• A new campaign, "Crash Course", is now available for play in Campaign, Versus and Survival modes
  
• In Versus mode, all weapons, pills, health packs, molotovs, pipe bombs and other items will now be identical for the second round of a chapter
  
• Matchmaking has had several improvements to make finding and joining games even faster
  Ten all new "Crash Course" achievements have been added
  

Дальше...