U.S. Army Maj. Gen. Perry G. Smith, the adjutant general of Alabama, speaks to U.S. Soldiers assigned to the Alabama Army National Guard at Camp Atterbury Joint Maneuver Training Center, Indiana, Aug. 5, 2013, during exercise Vibrant Response 13-2. Vibrant Response is a U.S. Northern Command-sponsored field training exercise for chemical, biological, radiological, nuclear and high-yield explosive consequence management forces designed to improve their ability to respond to catastrophic incidents.