United States' Serena Williams serves the ball to United States' Varvara Lepchenko, during their match at the Italian open tennis tournament, in Rome, Thursday, May 15, 2012. (AP Photo/Andrew Medichini)

Italy Tennis Italian Open

United States' Serena Williams serves the ball to United States' Varvara Lepchenko, during their match at the Italian open tennis tournament, in Rome, Thursday, May 15, 2012. (AP Photo/Andrew Medichini)

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