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

Mboko is the first Canadian to advance to the quarterfinals in Montreal since Bianca Andreescu in 2019 and is now the youngest Canadian to defeat a No. 1 seed at the National Bank Open.

Canadian teenager Victoria Mboko delivered the biggest victory of her career on Saturday when she dominated top-seeded Coco Gauff 6-1, 6-4 to advance to the quarterfinals of the National Bank Open at Montreal.