U.S. Air Force Senior Airman Skyler Fleming, 20th Component Maintenance Squadron engine test facility (ETF) journeyman, inspects an active General Electric F110-GE-129 engine at Shaw Air Force Base, S.C., May 29, 2019. Airmen assigned to the ETF facility ensure all engines tested are compliant with the standards set by General Electric engineers. (U.S. Air Force photo by Senior Airman Christopher Maldonado)