Andy Roddick of U.S., reacts, as he defeats Lleyton Hewitt of Australia in their men's singles quarterfinal match at Wimbledon, Wednesday, July 1, 2009.
Venus Williams, left and sister Serena Williams, right serves to Anna-Lena Groenfeld of Germany and Vania King of USA during their doubles match against on court No. 2 at Wimbledon, Wednesday, July 1, 2009.
Lleyton Hewitt of Australia serves to Andy Roddick of U.S., during their men's singles quarterfinal match at Wimbledon, Wednesday, July 1, 2009.
Tommy Haas of Germany raises his arms, after defeating Novak Djokovic of Serbia in their men's singles quarterfinal match at Wimbledon, Wednesday, July 1, 2009.
Venus Williams of the U.S. plays a return to Agnieszka Radwanska of Poland during their quarter-final match at Wimbledon, Tuesday, June 30, 2009.
Dinara Safina of Russia plays a return to Sabine Lisicki of Germany in this multiple exposure image during their quarter-final match at Wimbledon, Tuesday, June 30, 2009.
Dinara Safina of Russia returns to Sabine Lisicki of Germany, during their quarter-final match at Wimbledon, Tuesday, June 30, 2009.
Serena Williams of the U.S. plays a return to Victoria Azarenka of Belarus during their quarter-final match at Wimbledon, Tuesday, June 30, 2009.
Ivo Karlovic of Croatia reacts as he defeats Ferrnando Verdasco of Spain in their fourth-round men's singles match at Wimbledon, Monday, June 29, 2009.
A tennis ball sits on a towel on court No. 4 where Igor Andreev of Russia and Tommy Haas of Germany play their fourth-round singles match at Wimbledon, Monday, June 29, 2009.
Ana Ivanovic of Serbia weeps as she is forced to retire from her women's singles, fourth-round match against Venus Williams of the U.S., because of a thigh injury, at Wimbledon, Monday, June 29, 2009.
Roger Federer of Switzerland serves to Robin Soderling of Sweden during their fourth-round singles match at Wimbledon, Monday, June 29, 2009.
Radek Stepanek from the Czech Republic eyes a shot from David Ferrer of Spain during their third-round men's singles match at Wimbledon, Saturday, June 27, 2009.
U.S. player Melanie Oudin reacts to a point won against Jelena Jankovic of Serbia during their third-round singles match at Wimbledon, Saturday, June 27, 2009. The unseeded Oudin defeated Jankovic, the world's No. 6 seed.
U.S. player Melanie Oudin reacts at match point while playing Jelena Jankovic of Serbia during their third-round singles match at Wimbledon, Saturday, June 27, 2009. The unseeded Oudin defeated Jankovic, the world's No. 6 seed.
Viktor Troicki, left, of Serbia, fails to return the ball to Andy Murray, right, of Britain, during their third-round singles match on center court at Wimbledon, Saturday, June 27, 2009.
Jurgen Melzer from Austria plays a return to U.S. player Andy Roddick during their third-round singles match on center court at Wimbledon, Saturday, June 27, 2009.
Groundsmen watch Austrian Jurgen Melzer play American Andy Roddick during their third-round singles match on center court at Wimbledon, Saturday, June 27, 2009.
Sabine Lisicki, of Germany, returns to Svetlana Kuznetsova of Russia, on her way to winning their women's singles, third-round match at Wimbledon, Saturday, June 27, 2009. Unseeded Lisicki defeated Kuznetsova, the fifth seed.
American Andy Roddick plays a return to Jurgen Melzer of Austria during their third-round singles match on center court at Wimbledon, Saturday, June 27, 2009.