Read the release of information and content on Gears of War 3 by Epic: we propose the following four videos and a set of screenshots taken from the first note of every single player campaign / co-op. Enjoy!

Gears of War 3 - Act One - Raven's Nest | HD version
Gears of War 3 - Act One - Camp Hanover | HD version
Gears of War 3 - Act One - Hanover Playground | HD version
Gears of War 3 - Act One - Gameplay | HD version