At U.S. Open, Serena knocks off Stephens

Serena Williams got some payback for her major loss to Sloane Stephens on Sunday, pulling away from the young American for a 6-4, 6-1 win to return to the U.S. Open quarterfinals.

http://www.sfgate.com/sports/article/At-U-S-Open-Serena-knocks-off-Stephens-4780260.php