MacDill maintainers learn how to run aircraft engines
U.S. Air Force Senior Airman Jose Gonzalez, a crew chief assigned to the 6th Aircraft Maintenance Squadron, practices running the engines for a KC-135 Stratotanker aircraft during an engine run course at MacDill Air Force Base, Fla., July 14, 2017. The class trains personnel to safely and correctly run F108 engines. (U.S. Air Force photo by Airman 1st Class Ashley Perdue)

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Photo by: Airman 1st Class Ashley Perdue |  VIRIN: 170714-F-TJ728-0007.JPG