Sport U.S.Open 2013: Serena Williams rolls over Li Na to advance to final Friday, September 6, 2013Williams also served four aces and hit 19 winners of her own — 15 of which came in the second set, after Li briefly made things competitive. Copyright 2013 The Associated Press Pages: 1 2 Related Topics:Flavia PennettaLi NaSerena WilliamsSloane StephensU.S. Open 2013Venus WilliamsVictoria Azarenka Continue Reading Comments
