110614-F-RZ465-097.JPG
U.S. Air Force Airman 1st Class Sierra Read, 1st Special Operations Aerospace Medicine Squadron, takes cover during a chemical, biological, radiological and nuclear training scenario, Hurlburt Field, Fla., June 14, 2011. The Air Force Special Operations Command developed a training workshop, June 14- 15, to improve the skills of three biological environmental engineers and two civil engineer emergency managers who will represent AFSOC at an Air Force-level CBRN challenge. (U.S. Air Force photo by Staff Sgt. Julianne M. Showalter/Released)