Serena's Drive, Still Alive
38-year-old Serena Williams has advanced to the third round with a 6-2, 6-4 win over Margarita Gasparyan.
Williams improved her career record to 20-0 in the second round at Flushing Meadows and will play Sloane Stephens in the next round. Williams leads the series 5-1.
Williams had 27 winners and seven aces to put away Gasparyan.
Stephens continued her path toward a second U.S. Open championship with a dominant 6-2, 6-2 win over Olga Govortsova.
Montreal's Felix Auger-Aliassime is on to the third round of the U-S Open with a straight-set win over former world number one Andy Murray.
Auger-Aliassime's win puts three Canadian men in the third round of a Grand Slam tournament for the first time.
Denis Shapovalov and Vasek Pospisil are the others.
Pospisil knocked out fellow Canadian Milos Raonic is four sets on Thursday.
with files from Canadian Press