U.S. Coast Guard Rear Adm. June E. Ryan, right, military adviser to the Secretary U.S. Department of Homeland Security, receives a briefing during exercise Vibrant Response 13-2 at Camp Atterbury, Ind., Aug. 3, 2013. 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. (U.S. Army photo by Staff Sgt. Thomas G. Collins/Released)