Nik Wallenda poses for photos after a news conference in Niagara Falls, N.Y., Wednesday, May 2, 2012. Wallenda will try to cross the Niagara Gorge on a tightrope June 15. The seventh-generation member of the Flying Wallendas spent months getting the necessary permissions from Canada and the United States for the cross-border stunt. (AP Photo/David Duprey)
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