Master Sgt. Doug Clayton practices rifle-fighting techniques during a combat readiness training course. U.S. Air Force Master Sgt. Doug Clayton, with the 75th Security Forces Squadron, practices rifle-fighting techniques during a combat readiness training course at Hill Air Force Base, Utah, on Oct. 18, 2010. The course provided airmen with deployment skills including tactical movements, land navigation and first-aid buddy care. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 103427-J-QET22-985.jpg Photo Gallery