Fort Hood firefighters Andy Hunter and Ryan Pawley scan the area around a simulated explosion near the 79th street gate for secondary devices during the III Corps 2013 full-scale forces response exercise May 15. The training exercise began with incidents in the local community with subsequent Fort Hood events, including vehicle-borne improvised explosive devices resulting in injuries and death. (U.S. Army photo by Sgt. Ken Scar, 7th Mobile Public Affairs Detachment)