The all-new behind the scenes multiplayer video for Call of Duty®: Modern Warfare® 3. Infinity Ward and Sledgehammer Games bring you a preview of Kill Confirmed and Team Defender, two of the all-new multiplayer modes in Modern Warfare 3. Learn how MW3 takes multiplayer customization to a whole new level: Private matches have been significantly enhanced to allow players to create new, fully customizable game modes and share those newly created game modes with friends and the community. Follow #MW3 updates on Twitter via @fourzerotwo, and join us at http://www.facebook.com/MW3 and http://www.callofduty.com/mw3