Top-seeded Alexander Zverev of Germany led Francisco Cerundolo 6-4, 1-0 when the 14th-seeded Argentine retired because of an abdominal injury Saturday night in the National Bank Open. Zverev advanced ...

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

Canadian teenager Victoria Mboko delivered the biggest victory of her career on Saturday when she dominated top-seeded Coco ...

Victoria Mboko, the 18-year-old Canadian ranked No. 85 in the world, upset top-seeded Coco Gauff 6-1, 6-4 to reach the National Bank Open quarterfinals.