LANGLEY AIR FORCE BASE, Va. – Tech. Sgt. Michael Vandegrift, 1st Equipment Maintenance Squadron armament flight non-commissioned officer in charge of maintenance, performs a gun acceptance inspection Oct. 16. The armament flight inspects equipment that is installed on both the F-15 and F-22. Each piece of equipment carries and fires missiles or ammunition. (U.S. Air Force Photo/Airman 1st Class Zachary Wolf)