High wire performer Nik Wallenda is silhouetted as he walks a wire during practice Tuesday, June 18, 2013, in Sarasota, Fla. Wallenda, a seventh generation high-wire walker, will attempt to walk across the Grand Canyon on Sunday, June 23, 2013. (AP Photo/Chris O'Meara)

Associated Press
High wire performer Nik Wallenda is silhouetted as he walks a wire during practice Tuesday, June 18, 2013, in Sarasota, Fla. Wallenda, a seventh generation high-wire walker, will attempt to walk across the Grand Canyon on Sunday, June 23, 2013. (AP Photo/Chris O'Meara)
High wire performer Nik Wallenda is silhouetted as he walks a wire during practice Tuesday, June 18, 2013, in Sarasota, Fla. Wallenda, a seventh generation high-wire walker, will attempt to walk across the Grand Canyon on Sunday, June 23, 2013. (AP Photo/Chris O'Meara)
View Comments (0)