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

Canada’s Victoria Mboko continues to shine bright as she secured the biggest win of her short career. The 18-year-old defeated current world number two and top-seed Coco Gauff in the fourth round of the National Bank Open in Montreal in straight sets with a score of 6-1,

Victoria Mboko earned the biggest win of her young career with a dominant win over No. 1 seed Coco Gauff of the United States to reach the National Bank Open quarterfinals in Montreal. The 18-year-old from Toronto is having a breakthrough season after starting the year ranked outside the top 300.