![Novak Djokovic of Serbia lunges to return a volley from Roger Federer of Switzerland during the men's finals at the US Open tennis tournament in New York, Sunday, Sept. 9, 2007. (AP Novak Djokovic of Serbia lunges to return a volley from Roger Federer of Switzerland during the men's finals at the US Open tennis tournament in New York, Sunday, Sept. 9, 2007. (AP](https://c8.alamy.com/comp/2PB4YTF/novak-djokovic-of-serbia-lunges-to-return-a-volley-from-roger-federer-of-switzerland-during-the-mens-finals-at-the-us-open-tennis-tournament-in-new-york-sunday-sept-9-2007-ap-photoelise-amendola-2PB4YTF.jpg)
Novak Djokovic of Serbia lunges to return a volley from Roger Federer of Switzerland during the men's finals at the US Open tennis tournament in New York, Sunday, Sept. 9, 2007. (AP
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