An U.S. Air Force firefighter takes off his helmet after firefighters of the 433rd and 512th Civil Engineering Squadrons, Joint Base San Antonio-Lackland Air Force Base, Texas and Dover AFB, Delaware, respectively, practiced putting out a structure fire during exercise Patriot Warrior at Fort McCoy, Wisconsin, May 2, 2014. U.S. reserve components from all branches participate in combined joint exercises Patriot Warrior, Global Medic, Diamond Saber and CSTX in preparation for upcoming deployments in joint environments. (U.S. Air Force photo by Tech Sgt. Dan St. Pierre/Released)
Tech. Sgt. Daniel St. Pierre
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