Staff Sgt. Alexander Rodriguez, Department of Defense Fire Academy rescue instructor, goes over safety protocol and confined space rescue techniques to the 11th Civil Engineer firefighters at the Joint Base Andrews, Md., Fire Department Training Area, Nov. 2, 2015. The DOD Rescue Technical Course only has six mobile training team trips in which the instructor comes to the host installation to train up to 12 fire department personnel. (U.S. Air Force photo by Airman 1st Class Philip Bryant/Released)