U.S. Air Force firefighters from the 433rd Civil Engineering Squadron, Lackland AFB, Texas, and 512th Civil Engineering Squadron, Dover AFB, Del., conduct fire pit training alongside U.S. Army firefighters from the 237th, 336th, 628th, 923rd Engineer DET, Sturtevant, Wis., on May 3, 2014, during Exercise Patriot Warrior at Fort McCoy, Wis. United States military Reserve components from all branches participate in combined exercises Patriot Warrior, Global Medic, Diamond Saber and CSTX in preparation for upcoming deployments in joint environments. (U.S. Air Force photo by Master Sgt. Francisco V. Govea II/ Released)