News Serena Williams beats Sloane Stephens in three sets, advances to round of 16 September 5, 2020 Wayne Coffey, Special for USA TODAY Comments Off on Serena Williams beats Sloane Stephens in three sets, advances to round of 16 Serena Williams started slowly, but found her service game and footing in the third set, winning 2-6, 6-2, 6-2. Williams plays Maria Sakkari next.