"Army of Two: The 40th Day is a third-person shooter video game that is developed by EA Montreal and published by Electronic Arts for Xbox 360, PlayStation 3, and PlayStation Portable. It is the sequel to Army of Two. Army of Two: The 40th Day was released on January 12, 2010 in North America and January 15, 2010 in Europe.
Army of Two: The 40th Day focuses on two-player cooperative play and employs a cover system. It features Tyson Rios and Elliot Salem as combatant partners who, with the assistance of their handler Alice Murray, must fight to survive and prevail over invading forces that have engulfed Shanghai, China in a devastating terrorist attack. A demo of the game has been released on Xbox Live and PlayStation Network."
Source: Wikipedia, "Army_of_Two:_The_40th_Day," available under the CC-BY-SA License.