U.S. Army Reserve Col. Chris M. Briand, left, Chief

U.S. Army Reserve Col. Chris M. Briand, left, Chief of Staff, 78th Training Division and chief of operations for Guardian Response 18; Brig. Gen. Michael Dillard, second from left, Commanding General, 78th Training Division, and deputy exercise director for Guardian Response 18; Brig. Gen. Shane Buzza, second from right, Deputy Commanding General, 84th Training Command; and Maj. Gen. Ray Royalty, right, Commanding General, 84th Training Command, and exercise director for Guardian Response 18 tour Muscatatuck Urban Training Center ahead of Guardian Response 18 exercise, April 11, 2018. More than 4,500 Soldiers from across the country participated in GR18, a multi-component training exercise to validate U.S. Army units’ ability to support the Defense Support of Civil Authorities in the event of a Chemical, Biological, Radiological and Nuclear catastrophe.
(U.S. Army Reserve photo by Master Sgt. Anthony L. Taylor)