U.S. Air Force fire fighters from the 433rd and 512th Civil Engineering Squadrons, Joint Base San Antonio-Lackland Air Force Base, Texas and Dover AFB, Delaware (Respectively) put out a fire involving a simulated Humvee accident during exercise Patriot Warrior at Fort McCoy, Wis., May 6, 2014. United States 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 Technical Sgt. Dan St. Pierre/Released)