USA Beatrice Capra in action vs Russia Maria Sharapova during Women’s 3rd Round at BJK National Tennis Center on September 4, 2010.

Bethanie Mattek takes part in her Women’s Doubles Quarter Finals during day nine of the 2007 U.S. Open at the Billie Jean King National Tennis Center on September 4, 2007

Caroline Wozniacki of Denmark celebrates after defeating Dominika Cibulkova of Slovakia during her women’s single quarterfinal match during day ten of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 8, 2010

Daniela Hantuchova of Slovakia hits a forehand return against Elena Dementieva of Russia during her women’s singles match on day five of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 3, 2010

Dominika Cibulkova of Slovakia serves to number 11 seeded Svetlana Kuznetsova of Russia at the US Open 2010 tennis tournament at the USTA Billie Jean King National Tennis Center September 6, 2010

Jarmila Groth of Australia serves against Maria Sharapova of Russia during her women’s singles first round match on day two of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on August 31, 2010

Vera Zvonareva of Russia returns a shot against Kaia Kanepi of Estonia during her women’s singles quarterfinal match on day ten of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 8, 2010

Maria Sharapova pictured during her match against Iveta Benesova at Flushing Meadows during the 2010 US Open Tennis Tournament in New York City.

Maria Sharapova pictured during her match against Iveta Benesova at Flushing Meadows during the 2010 US Open Tennis Tournament in New York City.

Samantha Stosur of Australia hits a return against Elena Dementieva of Russia during her women’s singles match on day seven of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 5, 2010

Serena Williams loses to Jennifer Capriati in the quarter finals of the women’s singles September 7, 2004 at the 2004 US Open in New York

Serena Williams at the US Open in 2004

Serena Williams warms up in would-be boots in the second round of the women’s singles September 1, 2004 at the 2004 US Open in New York

Venus Williams waits to return the ball to Russia’s Nadia Petrova during their women’s fourth round match in the French Open tennis championship at the Roland Garros stadium, on May 30, 2010, in Paris.

Venus Williams Number three seed Venus Williams of the US reacts against sixteen seed Shahar Peer from Israel during their US Open 2010 match at the USTA Billie Jean King National Tennis Center in New York September 5,2010.