Northern counties added to Oklahoma tornado watch - Article Photos 14/201

Scott Thiels removes a shoe to tend to a nail puncture in his foot after stepping on exposed nails in a board while salvaging items from his home in the Deerfield Estates addition south of I-40 and Choctaw Rd. Tuesday, May 11, 2010. A tornado Monday evening damaged or destroyed numerous homes in the neighborhood. Photo by Jim Beckel, The Oklahoman.