The Air Force District of Washington Black Flag Exercise at the Center for National Response in Gallagher W.Va. March 19-30 gave 1st Lt. Gregory Lathbury, 779th Aeromedical Squadron Occupational and Environmental Protection chief, an opportunity to monitor a simulated victim for any signs of radiation during training. The Joint Chemical Agent Detector equipment used detects alpha, beta and gamma radiation and intensity levels. (U.S. Air Force photo by Staff Sgt. Christopher Ruano)