Tech. Sgt. Katrina MacDonald, 28th Bomb Wing Staff protocol assistant, reads to children at the Child Development Center May 4, 2011 at Ellsworth Air Force Base, S.D. Sergeant MacDonald and other Airmen read a variety of books all with the same concept, “We are all different, we’re all the same,” focused primarily on the diversity of our culture. (U.S. Air Force photo/Senior Airman Adam Grant)