Airman 1st Class Christian Sisneros, 27th Special Operations Civil Engineer Squadron firefighter, takes his gear off after finishing an indoor search and rescue exercise at Cannon Air Force Base, N.M., Aug. 10, 2018. Whether it's a plane hull on fire, a scorching building interior or a blind search and rescue mission, firefighters always stay prepared by training several hours a day. (U.S. Air Force photo by Senior Airman Lane T. Plummer)