Structural Airmen help keep jets in sky
SEYMOUR JOHNSON AIR FORCE BASE, N.C. – Staff Sgt. Samuel Langley annotates measurements on a piece of sheet metal before he begins drilling it here Jan. 25, 2011. Sergeant Langley, 4th Equipment Maintenance Squadron aircraft structural maintenance craftsman and unit training manager, hails from Texarkana, Texas. (U.S. Air Force photo/Tech. Sgt. Tammie Moore) (RELEASED)