Soldiers of the 690th Chemical Company, Alabama Nation Guard, Task Force 46, decontaminate and treat a role player during Vibrant Response 14, a training exercise at Camp Atterbury Joint Maneuver Training Center, Ind., Aug. 2. Vibrant Response 14 is a major field training exercise conducted by US Northern Command and led by US Army North. (US Army photo by: Spc. Caitlyn Byrne, 27th Public Affairs Detachment)