MUSCATATUCK URBAN TRAINING CENTER, Indiana – Susan Brundundt from North Vernon, Indiana, a volunteer for the U.S. Army Reserve’s Guardian Response 17 exercise, receives her artificial wound from a Soldier of the 266th Ordnance Company at the Muscatatuck Urban Training Center (MUTC), Indiana, May 6, 2017. Nearly 4,100 Soldiers from across the country are participating in Guardian Response 17, a multi-component training exercise to validate U.S. Army units’ ability to support the Defense Support of Civil Authorities (DSCA) in the event of a Chemical, Biological, Radiological, and Nuclear (CBRN) catastrophe.