Senior Airman Clinton Gatewood, 28th Civil Engineer Squadron driver operator, walks back to a fire truck after participating in a pit burn training exercise at Ellsworth Air Force Base, S.D., Sept. 18, 2013. Fire pit training is conducted each quarter, ensuring all Airmen are proficient in performing their duties year-round. (U.S. Air Force photo by Airman 1st Class Rebecca Imwalle / Released)