J. Blanchette, 733rd Civil Engineer Division supplemental emergency medical technician, checks a firefighter's vitals during a hazardous material exercise at Fort Eustis, Va., Dec. 11, 2013. The training areas at Fort Eustis allow personnel to conduct various exercises, ranging from amphibious assaults to simulated chemical spills. (U.S. Air Force photo by Airman 1st Class Austin Harvill/Released)