U.S. Air Force Airman 1st Class Taylor Elcook, 633rd Logistics Readiness Squadron vehicle maintenance apprentice, and U.S. Air Force Staff Sgt. Nina Rack, 633rd LRS vehicle maintenance supervisor, replace the engine wiring harness in a security forces vehicle at Langley Air Force Base, Va., Aug. 2, 2016. The vehicle maintenance shop performs repairs and routine checks on 30 vehicles each week. (U.S. Air Force photo by Airman 1st Class Tristan Biese)