Credit WBFO & AM-97 photo by Eileen Koteras Elibol
Nik Wallenda practice in Niagara Falls, NY
Niagara Falls has long been a magnet for daredevils, but strict laws have kept them away for more than a century. That's expected to change Friday, when circus performer Nik Wallenda will walk a two-inch-thick wire above the giant waterfall. It's an exception officials hope will rescue tourism — and the city's economy.