Army Reserve Soldiers complete CBRN training for Best Warrior
U.S. Army Reserve Soldiers with the 143rd Expeditionary Support Command and 4th Expeditionary Support Command participate in Chemical, Biological, Radiological and Nuclear (CBRN) training on Marine Corps Base Camp Pendleton, California, March 26, 2024. The training was one of many events as part of a joint Best Warrior Competition between the two units. (U.S. Army photo by Sgt. Maj. Tyrone Walker)