U.S. Air Force airmen drive out of red smoke responding to a simulated ambush. U.S. Air Force airmen drive out of red smoke responding to a simulated ambush during training at Fort Dix, N.J., on Feb. 13, 2006. The course, taught by the Air Mobility Warfare Center's 421st Combat Training Squadron, is designed to prepare airmen for upcoming deployments. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 008638-X-HIL91-388.jpg Photo Gallery