U.S. Air Force and Army personnel belonging to the Oklahoma Air and Army National guard cuts trees that were brought down on homes,  and assists with search and recovery efforts after a devastating tornado ripped through the town of Moore, Okla., May 20, 2013.  (U.S. Air Force photo by Maj. Jon Quinlan)
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/usairforce/8783760129/">Oklahoma tornado relief</a>