...7-5, 6-4, in a second round match at the Western & Southern Financial Group Masters tennis tournament, Wednesday, Aug. 16, 2006, in Mason, Ohio

Roger Federer speaks during a press conference at the Davidoff Swiss Indoors tennis tournament in Basel, Switzerland, Sunday, Nov. 1, 2009. The ATP tournament will last until Sunday, Nov. 8, 2009...

...Federer, of Switzerland, returns the ball to Julien Benneteau, of France, during the BNP Masters indoor tennis tournament in Paris, Wednesday, Nov. 11, 2009

...a ball to Switzerland's Roger Federer during the final match at the Davidoff Swiss Indoors tennis tournament in Basel, Switzerland, Sunday, Nov. 8, 2009. (AP Photo/Keystone/Georgios Kefalas

...Novak Djokovic celebrates his victory over French Gael Monfils at the end of their Paris Masters ATP tournament final tennis match on November 15, 2009 at the 'Palais Omnisports de Paris Bercy' in Paris. Djokovic...

...Novak Djokovic celebrates his victory over French Gael Monfils at the end of their Paris Masters ATP tournament final tennis match on November 15, 2009 at the 'Palais Omnisports de Paris Bercy' in Paris. Djokovic...

...Novak Djokovic celebrates his victory over French Gael Monfils at the end of their Paris Masters ATP tournament final tennis match on November 15, 2009 at the 'Palais Omnisports de Paris Bercy' in Paris. Djokovic...

...Djokovic of Serbia returns the ball to Robin Soderling of Sweden during the BNP Masters indoor tennis tournament in Paris, Friday, Nov. 13, 2009. Djokovic won 6-4, 1-6, 6-3.(AP Photo/Michel...

Marat Safin of Russia, acknowledges applause during the BNP Masters indoor tennis tournament in Paris, Wednesday, Nov. 11, 2009. Safin ended his career with style with a 6-4, 5...

...Wickmayer of Belgium hits a return against Kimiko Date Krumm of Japan during WTA Bali Open Tennis Tournament round robin at Nusa Dua, Bali, Indonesia, Wednesday, Nov. 4, 2009. Wickmayer won 7-6, 6-3...

...the match against Switzerland's Stanislas Wawrinka at the quarter final tennis match at the Swiss Indoors tournament on November 6, 2009 in Basel

...to Czech Republic's Radek Stepanek during the semi final match at the Swiss Indoors ATP tennis tournament on November 7, 2009 in Basel. Djokovic won 6-7 (4/7), 7-5, 6-2. AFP...

...Radek Stepanek (out of camera range) during their semi-final match at the Swiss Indoors ATP tennis tournament on November 7, 2009 in Basel. AFP PHOTO / FABRICE COFFRINI (Photo credit should read FABRICE COFFRINI/AFP...

...Czech Republic's Jan Hernych during their round of sixteen match at the Davidoff Swiss Indoors tennis tournament in Basel, Switzerland, Thursday, Nov. 5, 2009. (AP Photo/Keystone, Georgios Kefalas

...after winning against Belgium's Olivier Rochus their first round match at the Davidoff Swiss Indoors tennis tournament in Basel, Switzerland, Monday, Nov. 2, 2009. (AP Photo/Keystone/Georgios Kefalas