Airmen at the Oklahoma City Air Logistic Complex (OC-ALC), Tinker Air Force Base, Okla., conduct daily maintenance, Aug. 20, 2019. The OC-ALC performs programmed depot maintenance and modifications on KC-135, B-1B, B-52, E-3 and Navy E-6 aircraft maintenance, repair and overhaul for F100, F101, F108, F110, F117, F118, F119, F135, TF33 engines, and a wide variety of commodities for the Air Force, Navy, Marine Corps, and foreign military sales. (U.S. Air Force video by Ryan Law)