Roger Federer of Switzerland serves to Philipp Kohlschreiber of Germany during their third round singles match on center court at Wimbledon, Friday, June 26, 2009.
Elena Dementieva of Russia returns to Regina Kulikova of Russia, during their third round singles match at Wimbledon, Friday, June 26, 2009.
Sorana Cirstea of Romania serves to Victoria Azarenka of Belarus during their third round singles match on center court at Wimbledon, Friday, June 26, 2009.
Caroline Wozniacki of Denmark celebrates after defeating Maria Kirilenko of Russia during their second round singles match at Wimbledon, Thursday, June 25, 2009.
Andy Roddick eyes a shot from Igor Kunitsyn during their second round men's singles match at Wimbledon, Thursday, June 25, 2009.
Andy Murray plays a return ball to Ernests Gulbis during their second round singles match at Wimbledon, Thursday, June 25, 2009.
Tennis fans during a break in play between Roger Federer and Guillermo Garcia-Lopez during their second round singles match at Wimbledon, Wednesday, June 24, 2009.
Tommy Haas returns to Michael Llodra, during their men's singles, second round match at Wimbledon, Wednesday, June 24, 2009. Llodra was injured when he collided with a ball girl, and retired from the match.
Igor Andreev reaches for a shot from Vincent Spadea, during their second round singles match at Wimbledon, Wednesday, June 24, 2009.
Michael Llodra collides with a ball girl, during his men's singles, second round match against Tommy Haas, at Wimbledon, Wednesday, June 24, 2009. Llodra was injured in the incident, and retired from the match.
Russia's Maria Sharapova returns to Argentina's Gisela Dulko during their women's singles, second round match on the Centre Court at Wimbledon, Wednesday June 24, 2009.
Novak Djokovic returns a shot to Simon Greul during their second round singles match at Wimbledon, Wednesday, June 24, 2009.
Gisela Dulko celebrates a serve ace against Maria Sharapova during their second round singles match at Wimbledon, Wednesday, June 24, 2009.
Jelena Jankovic of Serbia prepares serve to Julia Goerges of Germany during their women's singles, first round fmatch at Wimbledon, Tuesday, June 23, 2009.
David Ferrer of Spain plays a return shot to Kevin Kim of the U.S. during their first-round singles match at Wimbledon, Tuesday, June 23, 2009.
Andy Roddick of the U.S. returns a shot to Jeremy Chardy of France during their first-round singles match on center court at Wimbledon, Tuesday, June 23, 2009.
Venus Williams of the U.S. plays a return to Stefanie Voegele of Switzerland during their first-round singles match at Wimbledon, Tuesday, June 23, 2009.
Li Na of China brush shingles off her hands after a fall while playing Galina Voskoboeva of Kazakhstan during their first-round singles match at Wimbledon, Tuesday, June 23, 2009.
Serena Williams of the U.S. reacts while playing Neuza Silva of Portugal during their first-round match on center court at Wimbledon, Monday, June 22, 2009.
Robin Soderling of Sweden serves to Gilles Muller of Luxembourg during their men's singles, first-round match at Wimbledon, Monday, June 22, 2009.