Airman 1st Class James Blair, 28th Civil Engineer Squadron fire protection specialist, prepares for an indoor simulated fire scenario during a joint training exercises at Ellsworth Air Force Base, S.D., June 18, 2012. The exercise allows firefighters to safely practice extinguishing fires and hone their fire response skills. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)