SEYMOUR JOHNSON AIR FORCE BASE, N.C. -- Senior Airman Mallory Burrous, 916th Air Refueling Wing aircrew flight equipment reservist, inserts the barrel into the slide assembly of an M-9 during training, Feb. 12, 2010. The slide assembly consists of the decocking lever, firing pin, extractor, barrel, firing pin block, locking block and sights. Airman Burrous is from Swansboro, N.C. (U.S. Air Force photo/Staff Sgt. Courtney Richardson)