Article Photos: Oklahoma City mayor says 12,000 to 13,000 homes damaged or destroyed by May 20 tornado 126/564

Lily Raymond ,17, rushes to embrace her brother Ethan, 11, outside of Briarwood Elementary school after a tornado destroyed the school in south  Oklahoma City, Okla, Monday, May 20, 2013. <strong>PAUL HELLSTERN - The Oklahoman</strong>