Serena Williams wins seventh U.S. Open final , beating fifth seed Li Na . American will play world No . 2 Victoria Azarenka in women 's final . `` Today was a great match , a lot of emotions . Azarenka defeats 83rd - ranked Flavia Pennetta in the semifinal . She lost to Williams in last year 's semifinal match at Flushing Meadows .
Serena Williams wins seventh U.S. Open final , beating fifth seed Li Na . American will play world No . 2 Victoria Azarenka in women 's final . Azarenka defeats 83rd - ranked Flavia Pennetta in the semifinal . She lost to Williams in last year 's semifinal match at Flushing Meadows .