Army Reserve units assigned to the Chemical, Biological, Radiological, and Nuclear (CBRN) Response Enterprise (CRE) mission conducted validation training at Guardian Response 2025, which took place from April 25 - May 14, 2025. Guardian Response is a large-scale training exercise held yearly at the Muscatatuck Urban Training Center in Butlerville, IN, aimed at preparing U.S. Soldiers to respond to Chemical, Biological, Radiological and Nuclear (CBRN) threats and hazards within the United States. The exercise evaluates Soldier's Defense Support of Civilian Authorities (DSCA) response capabilities to ensure Soldier readiness as America's first line of defense.
The 87th Training Division, headquartered in Birmingham, Alabama, provides...