U.S. Air Force Staff Sgt. Brendan Lee climbs to the cockpit of an F-16 Fighting Falcon aircraft to troubleshoot a faulty radar module 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