An AH-64 Apache Longbow helicopter assists the Crusader Company, 1st Battalion, 15th Infantry Regiment, 3rd Heavy Brigade Combat Team, 3rd Infantry Division, during a scenario at the National Training Center iteration 12-05 at Fort Irwin, Calif., March. 13, 2012. The training scenarios involved the use of all training elements including air, ground and mechanized forces in order to simulate a real-world deployment.