Infinity Ward has announced yet another double XP for Call of Duty: MW3 across all playlists as well as platforms (PC, PS3 & Xbox 360), however this time it will be running for a week. The Modern Warfare 3 double XP week has started today May 23 and will run till Tuesday, May 29th. The announcement was made via the official Infinity Ward Twitter account.
Double XP for all #MW3 playlists (including all platforms) 5/23 through 5/29
— Infinity Ward (@InfinityWard) May 23, 2012