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Martina Hingis (L) and Belinda Bencic of Switzerland talk during their match against Andrea Petkovic..., Stock Photo, Picture And Rights Managed Image. Pic. PAH-65672122 | agefotostock
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Roger Federer of Switzerland serving in the semifinal match against Ivo Karlovic of Croatia in the..., Stock Photo, Picture And Rights Managed Image. Pic. PAH-59353654 | agefotostock
Anna Kournikova of Russia and Martina Hingis of Switzerland talk over... Nachrichtenfoto - Getty Images
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Anna Kournikova (R) of Russia and playing partner Martina Hingis of Switzerland talk during an exhibition match against Pat Cash of Australia and Mats Wilander of Sweden at the U.S. Open tennis
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Switzerland's Roger Federer returns a shot to Finland's Jarkko Nieminen during their final match at the Swiss Indoors ATP tennis tournament in Basel, October 28, 2007. REUTERS/Vincent Kessler (SWITZERLAND Stock Photo - Alamy
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