Members of the Ellsworth Honor Guard practice rifle drill during an Honor Guard training session at Ellsworth Air Force Base, S.D., Sept. 23, 2015. The mission of the elite group of Airmen who make up the Ellsworth Honor Guard is to act as representatives for Airmen to both the American public and the world. (U.S. Air Force photo by Airman 1st Class Denise M. Nevins/Released)