Defending champion Sloane Stephens was a bit shaky at times, but she recovered to top Elise Mertens in straight sets to advance to the quarterfinals.
US Open: Sloane Stephens finds her stride to beat Elise Mertens and reach quarterfinals
Defending champion Sloane Stephens was a bit shaky at times, but she recovered to top Elise Mertens in straight sets to advance to the quarterfinals.
