Exercise Vibrant Response exercise tests 76th Operational Response Command capabilities
A train sits derailed as Soldiers participate in Vibrant Response 19 at Muscatatuck Urban Training Center, Indiana, May 15, 2019. The annual exercise validates the Army's response to a catastrophic chemical, biological, radiological, nuclear and explosive attack on American soil. (U.S. Army photo by Daniel J. Alkana/22 Mobile Public Affairs Detachment)

Photo by: Pvt. Daniel Alkana |  VIRIN: 190514-A-MV113-1072.JPG