Walking a tight rope

Updated: Jun 16, 2012 12:06 IST

Tightrope walker Nik Wallenda walks the high wire from the US side to the Canadian side over the Horseshoe Falls in Niagara, Ontario. Reuters/Mike Cassese
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Tightrope walker Nik Wallenda walks the high wire from the US side to the Canadian side over the Horseshoe Falls in Niagara, Ontario. Reuters/Mike Cassese

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