NYPD’s elite unit trains for real-world threats
Emergency Service Unit New York City police officers and investigators move into position to block sniper fire to protect other officers May 16, 2013, during a field training exercise at Joint Base McGuire-Dix-Lakehurst, N.J. The elite multi-disciplined unit personnel provides specialized support and advanced equipment to NYPD units in such areas as special weapons and tactics, hostage situations, water rescues, high angle rescues and emergency medical treatment. (U.S. Army photo by David Moore/Released)