Coco Gauff has stunned defending champion Naoimi Osaka in straight sets in the Australian Open.
She has now reached the fourth round of the competition in Melbourne.
The 15-year-old American teenager won 6-3 6-4.
She completed the match in 67 minutes and will be playing either China's Zhang Shaui or fellow American Sofia Kenin in the next round.
Top seed Zverev avoids upset in five-set thriller
Top seed Alexander Zverev survived a huge scare at the US Open after overcoming Italian Lorenzo Sonego 6-4 3-6 6-7(7) 7-5 6-4 in a first-round thriller that lasted almost five hours and stretched into the early hours of Wednesday.
Swiatek banks on renewed confidence as Medvedev battles to regain lost form
The US Open kicks off its second round on Wednesday, with seventh seed Daniil Medvedev looking to shake off his struggles in the lead-up to the tournament, while former champion Iga Swiatek looks to build on newfound confidence.
Birthday boy Monfils beats Vallejo in first round of his last US Open
French showman Gael Monfils has celebrated his 40th birthday with a 2-6 6-1 6-2 6-0 win over Adolfo Daniel Vallejo to reach the second round of the US Open on Tuesday, keeping his farewell Grand Slam campaign alive.
Home favourite Gauff storms past Sonmez at US Open
Home favourite Coco Gauff has begun her campaign for a second US Open crown with a 6-3 6-4 victory over Turkey's Zeynep Sonmez on Tuesday.
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