Serena Williams Semi Finals Against Kim Clijsters photos

NEW YORK - SEPTEMBER 12: Serena Williams (L) argues with a line judge during her Women's Singles Semifinal match against Kim Clijsters of Belgium 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 Julian Finney/Getty Images) *** Local Caption *** Serena Williams