Col. Stevan French (left), deputy community officer of the Southern Division, 75th Training Command, Houston, Texas, U.S. Army Reserves, walks with Dr. Sharmaine Ramasamy (right), director of the Defense and National Security, Science and Technology Organization for Australia, during Vibrant Response 14, Aug. 5, Muscatatuck Urban Training Center, Ind. Vibrant Response is a U.S. Northern Command-sponsored, U.S. Army led 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 Spc. Caitlyn Byrne, 27th Public Affairs Detachment)