Alternative Spring Break
U.S. Air Force Academy cadets collect debris from the streets of Moore, Okla., March 26, 2015. A late-afternoon tornado struck the small community, just outside Oklahoma City, March 25, 2015. Fifteen cadets were in Moore March 23-27 to build homes with Habitat for Humanity as part of their Alternative Spring Break Program. (U.S. Air Force photo/John Van Winkle)