Senior Airman Genesis Robles-Rivas, a materiel manager in the 419th Logistics Readiness Squadron, places a canteen belt in her mobility bag in preparation for training Feb. 7, 2021, at Hill Air Force Base, Utah. Airmen completed five hours of training on Chemical, Biological, Radiological and Nuclear techniques to familiarize themselves with protective measures they may need in a contested environment. The training also included methods for Airmen to detect and mitigate various CBRN threats, skills that could prove vital for allied interests. (U.S. Air Force photo by Staff Sgt. Robert Porter)