Victoria Mboko, just 18 and ranked No. 85, stunned No. 1 seed Coco Gauff in straight sets to become the youngest Canadian quarterfinalist at the Omnium Banque Nationale in nearly four decades.

Gauff has dropped to 2-3 since winning Roland Garros, following up the major victory with opening losses in Berlin and Wimbledon.

Victoria Mboko's stellar run at the National Bank Open hit a new level Saturday. The Canadian rolled to a 6-1, 6-4 victory over No. 1 seed Coco Gauff of the United States, winning the women's singles ...

Two-time Grand Slam champ Coco Gauff is well aware of her serve gaffes, but she's handling them in stride throughout the Canadian Open.

Former three-time Grand Slam champion Lindsay Davenport says it is "unbelievable" that Coco Gauff has been winning matches in ...

After surviving a 23-double fault showing two days prior, Coco Gauff overcame another 14 in her win over Veronika Kudermetova ...

Coco Gauff has suffered some recent surprising tournament losses, and she almost faced the same fate in the Canadian Open's ...

Despite battling serving struggles and enduring consecutive three-set marathons, Coco Gauff reached the Canadian Open Round ...

Coco Gauff was upset in the first round at Wimbledon on Tuesday Gauff, 21, said she felt "mentally overwhelmed" after winning the French Open weeks earlier The American tennis star was among a ...

Coco Gauff blames early Wimbledon exit on being 'mentally overwhelmed' after French Open title The world No. 2 was one of several tournament frontrunners to fall in the opening round ...

Coco Gauff has become just the third woman in the Open era to lose in the first round at Wimbledon right after winning the championship at the French Open.