Call Of Duty: Modern Warfare 3 has promised the “largest Zombies offering to date” and the latest trailer showing off its open world seems to be delivering on that statement.A team of multi-national Operators will assist the members of Task Force 141 in the fight against the undead, with this cinematic trailer setting the scene for how the infection starts and spreads. Check it out below:“Combining the very best of Modern Warfare map features and systems with the tried-and-true core features of Treyarch Zombies, Modern Warfare Zombies presents an all-new twist on the fan-favourite third game mode, launching alongside the Campaign and Multiplayer when Modern Warfare 3 releases,” said Activision in a post to the Call Of Duty blog.As well as special story missions, Zombies will immerse players in open-world regions that will become more and more challenging as they progress through Operation Deadbolt.