Staff Sgt. Justin Gonzalez, 56th Security Forces Squadron military working dog handler, readies a toy to reward Boss, 56th SFS MWD, for finding explosives during training with local police departments in Scottsdale, Arizona, Nov. 18, 2015. Handlers have to find a way to reward each dog when they successfully detect drugs or explosives. (U.S. Air Force photo by Senior Airman James Hensley)