MWD searches for trace amount
U.S. Air Force Staff Sgt. Alex Inn, 18th Security Forces Squadron military working dog handler, and Bosco, a military working dog, search for drug and explosive samples during detection training on Kadena Air Base, Japan, Feb. 19, 2014. The MWD section stays vigilant by patrolling the base and providing drug and explosives detection capabilities. (U.S. Air Force photo by Naoto Anazawa)