Capt. David Smith, 28th Operation Support Squadron intelligence weapons and tactics flight commander, shovels snow from the sidewalk outside the 28th Bomb Wing Headquarters building at Ellsworth Air Force Base, S.D., April 11, 2013. Base operations were significantly reduced for two days due to a heavy snowstorm that hit Box Elder and the surrounding areas earlier this month. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)