NEW YORK, NY - AUGUST 23: (L-R) Ilie Nastase, Novak Djokovic, Rafael Nadal, and Roger Federer attend the ATP Heritage Celebration at The Waldorf=Astoria on August 23, 2013 in New York City. D Dipasupil,Image: 170445474, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia

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