Biological detection systems create safety for Army Reserve Soldiers
U.S. Army Reserve Spc. Miguel Arreguin-Silva, a chemical, biological, radiological, and nuclear specialist assigned to the 308th Chemical Company, shows an example vial from the Biological Integrated Detection Systems during Operation Sentinel Justice at Camp Shelby, Miss., June 15, 2026. Operation Sentinel Justice is a large-scale U.S. Army Reserve training exercise that enhances Soldier and unit readiness, validates capabilities, and improves mission effectiveness through realistic, multi-echelon training in a dynamic operational environment. (U.S. Army photo by Sgt. Xavier Chavez)