Spanish player Nicolas Almagro hits a return to Argentinian player Agustin Calleri during their French Open tennis first round match on May 24, 2009 at Roland Garros stadium in Paris
Roger Federer of Switzerland serves against Novak Djokovic of Serbia during the men's semifinal of the Sony Ericsson Open at the Crandon Park Tennis Center on April 3, 2009 in Key Biscayne, Florida
Svetlana Kuznetsova of Russia speaks to the media at the Sony Ericsson WTA All Access Hour during the BNP Paribas Open at the Indian Wells Tennis Garden on March 10, 2010
The sunsets over Arthur Ashe Stadium as Maria Sharapova of Russia takes on Tsvetana Pironkova of Bulgaria during day two of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 1, 2009
Jie Zheng of China plays a backhand in her fourth round match against Alona Bondarenko of the Ukraine during day seven of the 2010 Australian Open
