![Lleyton Hewitt of Australia, returns to top seeded Roger Federer of Switzerland, during the third round of the U.S. Open tennis tournament in New York, Saturday, Sept. 5, 2009. (AP Photo/Paul J. Lleyton Hewitt of Australia, returns to top seeded Roger Federer of Switzerland, during the third round of the U.S. Open tennis tournament in New York, Saturday, Sept. 5, 2009. (AP Photo/Paul J.](https://c8.alamy.com/comp/2P846FE/lleyton-hewitt-of-australia-returns-to-top-seeded-roger-federer-of-switzerland-during-the-third-round-of-the-us-open-tennis-tournament-in-new-york-saturday-sept-5-2009-ap-photopaul-j-bereswill-2P846FE.jpg)
Lleyton Hewitt of Australia, returns to top seeded Roger Federer of Switzerland, during the third round of the U.S. Open tennis tournament in New York, Saturday, Sept. 5, 2009. (AP Photo/Paul J.
![Roger Federer from Switzerland hits the ball during his semifinal tennis match against Britain's Andy Murray Roger Federer from Switzerland hits the ball during his semifinal tennis match against Britain's Andy Murray](https://c8.alamy.com/comp/2P9HBJ6/roger-federer-from-switzerland-hits-the-ball-during-his-semifinal-tennis-match-against-britains-andy-murray-at-the-madrid-masters-in-madrid-on-saturday-oct-18-2008-murray-won-3-6-6-3-7-5-ap-photopaul-white-2P9HBJ6.jpg)
Roger Federer from Switzerland hits the ball during his semifinal tennis match against Britain's Andy Murray
![Paul Henri Mathieu from France celebrates his victory after his semifinal match match against Radek Stepanek from the Czech Republic at the Swiss Open tennis tournament in Gstaad, Switzerland, Saturday, July 14, Paul Henri Mathieu from France celebrates his victory after his semifinal match match against Radek Stepanek from the Czech Republic at the Swiss Open tennis tournament in Gstaad, Switzerland, Saturday, July 14,](https://c8.alamy.com/comp/2PBB40N/paul-henri-mathieu-from-france-celebrates-his-victory-after-his-semifinal-match-match-against-radek-stepanek-from-the-czech-republic-at-the-swiss-open-tennis-tournament-in-gstaad-switzerland-saturday-july-14-2007-mathieu-won-in-two-sets-6-4-and-6-3-ap-photokeystone-peter-schneider-2PBB40N.jpg)
Paul Henri Mathieu from France celebrates his victory after his semifinal match match against Radek Stepanek from the Czech Republic at the Swiss Open tennis tournament in Gstaad, Switzerland, Saturday, July 14,
![Roger Federer, from Switzerland, returns a shot during his 6-3, 6-4 win over Paul-Henri Mathieu at the Rogers Cup tennis tournament action in Toronto, Tuesday Aug. 8, 2006. (AP PHOTO/CP, Adrian Wyld Roger Federer, from Switzerland, returns a shot during his 6-3, 6-4 win over Paul-Henri Mathieu at the Rogers Cup tennis tournament action in Toronto, Tuesday Aug. 8, 2006. (AP PHOTO/CP, Adrian Wyld](https://c8.alamy.com/comp/2PCNMKG/roger-federer-from-switzerland-returns-a-shot-during-his-6-3-6-4-win-over-paul-henri-mathieu-at-the-rogers-cup-tennis-tournament-action-in-toronto-tuesday-aug-8-2006-ap-photocp-adrian-wyld-2PCNMKG.jpg)
Roger Federer, from Switzerland, returns a shot during his 6-3, 6-4 win over Paul-Henri Mathieu at the Rogers Cup tennis tournament action in Toronto, Tuesday Aug. 8, 2006. (AP PHOTO/CP, Adrian Wyld
![Roger Federer Announces Paul Annacone Will No Longer Be His Coach | News, Scores, Highlights, Stats, and Rumors | Bleacher Report Roger Federer Announces Paul Annacone Will No Longer Be His Coach | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://img.bleacherreport.net/img/images/photos/002/548/271/hi-res-155348107-roger-federer-of-switzerland-talks-to-his-coach-paul_crop_north.jpg?1381612554&w=3072&h=2048)