U.S. Air Force Staff Sgt. Martin Boykin, 20th Aircraft Maintenance Squadron crew chief, inspects the cockpit system of an F-16 Viper at Shaw Air Force Base, South Carolina, July 12, 2019. A normal work day for maintenance Airmen can range from eight to 12 hours. (U.S. Air Force photo by Senior Airman Christopher Maldonado)

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Photo by: Senior Airman Christopher Maldon |  VIRIN: 190712-F-MP604-1001.JPG