Watching how Victoria Mboko sliced through the National Bank Open competition and took down four Grand Slam winners to her first WTA title, it's hard to imagine the 18-year-old Canadian was once nervous before tennis matches and easily flustered on the court.

Canadian teenager Victoria Mboko completed a dream run to the National Bank Open title Thursday night, overcoming a slow and swollen right wrist start to beat Japanese star Naomi Osaka 2-6, 6-4, 6-1.