U.S. Air Force Staff Sgt. Caroline Hayworth, 4th Combat Camera Squadron, receives a friendly lick from a thankful dog expressing his excitement after pulling him from the remains of a home three days after a tornado completely destroyed his owners house, Okla., May 22, 2013. The 2 mile wide tornado demolished hundreds of houses and took lives, May 20, 2013. (Photo by Mike Meinhardt/Released)