Staff Sgt. Christopher Hotine, 341st Security Forces Squadron military working dog handler, acts as a potential threat during water aggression training Sept. 7, 2021, at Malmstrom Air Force Base, Mont. MWD handlers consistently work on commands regardless of the environment, to promote their K-9 partner’s responses while on duty. (U.S. Air Force photo by Staff Sgt. Tristan Truesdell)