Earlier today, Infinity Ward’s Robert Bowling confirmed that the Xbox 360 received an update just prior to the ELiTE DLC going live. Unfortunately the PS3 update will be slightly delayed. Fixes include the following:
Updates:
-Improved lag compensation
-Theater fixes
-Nerf to Striker (less powerful)
-Buff to all other shotguns (more powerful)
-Faster uploads to YouTube

SOURCE:  FourZeroTwo