Switzerland's Roger Federer returns a ball to Serbia's Novak Djokovic during their final match at the Davidoff Swiss Indoors tennis tournament in Basel, Switzerland, on Sunday, Nov. 8, 2009. AP Photo logo AP Photo 1 week ago

Switzerland's Roger Federer returns a ball to Serbia's Novak Djokovic during their final match at the Davidoff Swiss Indoors tennis tournament in Basel, Switzerland, on Sunday, Nov. 8, 2009.