Learner Tien is set for a massive rankings rise after stunning world No 5 Daniil Medvedev at the Australian Open.
Tien, 19, become youngest American man to reach the Australian Open's third round since Pete Sampras did so aged 18 in 1990.
The Canadian Press on MSN29m
Iga Swiatek moves into a 3rd-round match against Emma Raducanu at the Australian OpenIga Swiatek tends not to waste time in the first week of Grand Slams. When the five-time Grand Slam champion ...
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