19th Aircraft Maintenance Squadron Knights Unit
Staff Sgt. Jacob Porter, 19th Aircraft Maintenance Squadron Knights Unit aerospace propulsion craftsman, readies C-130J engines for inspection May 8, 2018, at Little Rock Air Force Base, Ark. The engine section is one of the six maintenance-related career fields in the Knights unit assigned to diagnosing and fixing specific components on the aircraft. (U.S. Air Force photos by Airman 1st Class Kristine M. Gruwell)