Diane Betts, M1 Support Services propulsion mechanic, preps a General Electric J85-GE-5 turbojet engine for transport April 17, 2020, at Columbus Air Force Base, Miss. Propulsion mechanics at Columbus AFB are responsible for keeping General Electric J85-GE-5 turbojet engines in pristine condition. (U.S. Air Force photo by Airman 1st Class Davis Donaldson)