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Roger Federer Switzerland (R) schüttelt Hände mit Novak Djokovic Serbien nach ihrem Spiel in der Herren Finale der US Open Tennisturnier in Flushing Meadows, New York, 9. September 2007 zu gewinnen. REUTERS/Kevin
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Serbia Novak Djokovic upset vs Switzerland Stan Wawrinka during Men's... Nachrichtenfoto - Getty Images
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Novak Djokovic (Serbia) in action during round 4 of US Open Championship against Stan Wawrinka (Switzerland) at Billie Jean King National Tennis Center (Photo by Lev Radin/Pacific Press/Sipa USA Stock Photo -
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