Oklahoma City mayor says 12,000 to 13,000 homes damaged or destroyed by May 20 tornado - Article Photos 460/565

Jayme Shelton clears a tree limb from the home of his in-laws in the Timberlake Estate neighborhood after a tornado moved through Edmond, Okla., Sunday, May 19, 2013. Photo by Nate Billings, The Oklahoman