Teenager Victoria Mboko produces the shock of the tournament to defeat top seed Coco Gauff and reach the quarter-finals of the Canadian Open in Montreal.

Canadian teenager Victoria Mboko upset top-seeded Coco Gauff 6-1, 6-4 on Saturday night to reach the National Bank Open quarterfinals.

The 18-year-old wild card saves all four break points she faces in the 6-1, 6-4. Read more at straitstimes.com. Read more at straitstimes.com.