Alex Michelsen of the United States reached the quarterfinals of the men's National Bank Open in Toronto with a straight sets win over countryman Learner Tien.

Karen Khachanov reached his second straight prestige quarter-final on Saturday, ambushing eighth seed Casper Ruud  6-4, 7-5 ...

At 20, Michelsen is the youngest American man to reach the quarterfinals in Canada since Andy Roddick in 2003.

MONTREAL — Marta Kostyuk of Ukraine has advanced to the quarterfinals of the women’s National Bank Open in Montreal with a ...