Then Master Sgt. James Brewster, 379th Expeditionary Civil Engineer Squadron, stands in an excavated pit to locate the entry route of an unexploded ordnance beneath a runway in Afghanistan Jan. 6, 2004. On June 1, 2014, now Chief Master Sgt. Brewster and former Air Force EOD career field manager retires, ending a 31-year career in the Air Force that included 12 deployments and hundreds of EOD missions supporting joint service operations. (U.S. Air Force photo)