see more

NEW YORK - SEPTEMBER 12: Serena Williams (R) talks to Kim Clijsters of Belgium after Williams was disqualified by a foot fault during the Women's Singles Semifinal match on day thirteen of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 12, 2009 in the Flushing neighborhood of the Queens borough of New York City. Clijsters defeated Williams 6-4, 7-5. (Photo by Jared Wickerham/Getty Images)

NEW YORK - SEPTEMBER 12:  Serena Williams (R) talks to Kim Clijsters of Belgium after Williams was disqualified by a foot fault during the Women's Singles Semifinal match on day thirteen of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 12, 2009 in the Flushing neighborhood of the Queens borough of New York City.  Clijsters defeated Williams 6-4, 7-5.  (Photo by Jared Wickerham/Getty Images)