U.S. Air Force Staff Sgt. Brendan Lee troubleshoots a faulty radar module on an F-16 Fighting Falcon aircraft on Bagram Airfield, Afghanistan, Nov. 30, 2015. Lee is an avionics technician assigned to the 455th Expeditionary Aircraft Maintenance Squadron, deployed from Hill Air Force Base, Utah. U.S. Air Force photo by Tech. Sgt. Robert Cloys