Practice makes perfect during nation-wide CBRN scenario for 231st Chem. Co.

Soldiers from the Maryland National Guard's 231st Chem. Co., conduct operations during exercise Guardian Response 18 at Muscatatuck Urban Training Center in Indiana on April 12, 2018. The exercise is linked to Vibrant Response 18 and is the multi-component U.S. Army North annual disaster response exercise is designed to validate nearly 5,200 military and government civilian personnel in the event of a Chemical, Biological, Radiological and Nuclear (CBRN) disaster. (U.S. National Guard Video by Spc. Roan Bascoe)