Soldiers from the 82nd Chemical, Biological, Radiological, and Nuclear Company, 10th Special Forces Group (Airborne) train for their semi-annual certification exercise at Fort Carson, Colorado, Sept. 11, 2025. 10th SFG (A) reinforces its CBRN capabilities through constant training for semi-annual certification, enhancing mission readiness, Soldier lethality and survivability, and ensuring a rapid response to any CBRN threat. (U.S. Army video by Staff Sgt. Liseth Espinel)