Novak Djokovic of Serbia and Roger Federer of Switzerland pose for a... Nachrichtenfoto - Getty Images
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Roger Federer der Switzerland (R) steht mit Novak Djokovic Serbien während der Preisverleihung nach Federer der Herren Finale der US Open Tennisturnier in Flushing Meadows, New York, 9. September 2007 gewann. REUTERS/Mike
Novak Djokovic of Serbia and Roger Federer of Switzerland pose for a... Nachrichtenfoto - Getty Images
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Fall Novak Djokovic: Und wenn Roger Federer die grösste Chance seiner Karriere plötzlich sehen würde?
![Grand Slam Champions Roger Federer of Switzerland L and Novak Djokovic of Serbia before Semifinal Match at Australian Open 2016 Editorial Image - Image of australia, park: 184535440 Grand Slam Champions Roger Federer of Switzerland L and Novak Djokovic of Serbia before Semifinal Match at Australian Open 2016 Editorial Image - Image of australia, park: 184535440](https://thumbs.dreamstime.com/z/melbourne-australia-january-grand-slam-champions-roger-federer-switzerland-l-novak-djokovic-serbia-semifinal-match-184535440.jpg)
Grand Slam Champions Roger Federer of Switzerland L and Novak Djokovic of Serbia before Semifinal Match at Australian Open 2016 Editorial Image - Image of australia, park: 184535440
Roger Federer of Switzerland returns the ball against Novak Djokovic... Nachrichtenfoto - Getty Images
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