U.S. Air Force Senior Airman Kelly Huddleston, 51st Maintenance Squadron aircraft metals technology journeyman, welds together an A-frame at Osan Air Base, Republic of Korea, March 7, 2017. The Airmen assigned to the aircraft metals technology shop are highly skilled technicians with the training and equipment to repair or fabricate almost any metal piece needed across the base. (U.S. Air Force photo by Staff Sgt. Victor J. Caputo)