Airmen assigned to the 386th Expeditionary Civil Engineer Squadron explosive ordnance disposal flight at Ali Al Salem Air Base, unpack ignition sources before a rapid airfield damage repair exercise at Udari Range, Kuwait, Sept. 25, 2019. Igniters are used as a pyrotechnic device to light the fuse to detonate the explosives. (U.S. Air Force photo by Staff Sgt. Mozer O. Da Cunha)