U.S. Air Force Tech. Sgt. Jack Carr, 87th Security Forces Squadron military working dog handler, warns opposition forces of imminent K9 attack during a field training exercise on Joint Base McGuire-Dix-Lakehurst, N.J. May 6, 2015. The military working dog handlers came to support the 87th Civil Engineer Squadron Explosive Ordnance Disposal team during the exercise, working side-by-side as they would downrange. (U.S. Air Force photo by Airman 1st Class Joshua King)