Senior Airman Nicholas Altobelli, 2nd Civil Engineer Squadron lead firefighter, removes a simulated casualty from a B-52H Stratofortress during an aircrew egress exercise on Barksdale Air Force Base, La., Dec. 22, 2014. Aircrew egress exercises are performed twice a year to help firefighters develop their skills. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Senior Airman Nicholas Altobelli (foreground) and Staff Sgt. Robert Casey (background), 2nd Civil Engineer Squadron firefighters lower a simulated casualty from a B-52H Stratofortress during an aircrew egress exercise on Barksdale Air Force Base, La., Dec. 22, 2014. During the exercise firefighters help egress aircrew in under 90 seconds to increase chances of survival. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Senior Airman Terrance Mardenborough, 2nd Civil Engineer Squadron driver operator observes aircrew rescue during an aircrew egress exercise on Barksdale Air Force Base, La., Dec. 22, 2014. Fire-Hawk masks provide the wearer with a supply of clean oxygen while keeping harmful vapors out. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Airman 1st Class Michael Razey (left) and Staff Sgt. Kendal Walters (right), 2nd Civil Engineer Squadron firefighters, extinguish a simulated fuel fire on a B-52H Stratofortress during an aircrew egress exercise on Barksdale Air Force Base, La., Dec. 22, 2014. Firefighters use exercises to hone skills while using the opportunity to optimize response procedures. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Airman 1st Class Devin Fawcett (left) and Staff Sgt. Isaac Holley (right), 2nd Civil Engineer Squadron firefighters, stand by to provide egress firefighters with a fire escape route during an aircrew egress exercise on Barksdale Air Force Base, La., Dec. 22, 2014. The fire proximity suit is used specifically for aircraft fires and protects the firefighter from thermal radiation and temperatures that can reach up to 2,000 degrees Fahrenheit. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Senior Airman Justin Smith (left) and Airman 1st Class Jordan Mahaney (right) work on a gated wye coupler during an aircrew egress exercise on Barksdale Air Force Base, La., Dec. 22, 2014. A gated wye is used to distribute water from one location to two separate locations. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)