Learner Tien pulled off a massive upset against Daniil Medvedev at the Australian Open. So, who is Tien, the 19-year-old out of California?

Daniil Medvedev earns code violation for racket abuse before rallying past wild card entrant; Taylor Fritz carries U.S. banner forward.

Last year's runner-up Daniil Medvedev destroyed his racquet and avoided a huge shock at the Australian Open on Tuesday to join a rampant Taylor Fritz and veteran Gael Monfils in

On day three in Melbourne, two Americans turned Rod Laver Arena into a nervous wreck, a 17- and 38-year-old stole the show, and Daniil Medvedev ... NCAA champions Emma Navarro and Peyton Stearns ...

Jasmine Paolini and Elena Rybakina, seeded fourth and sixth respectively both sailed through their Round 1 matches. Paolini defeated Chinese qualifier Sijia Wei 6-0, 6-4, while 2022 Wimbledon champ Rybakina took care of 17-year-old Emerson Jones 6-1, 6-1 in just 53 minutes. Rybakina will face yet another 17-year-old in Round 2, taking on Jovic.

Last year's runner-up Daniil Medvedev smashed his racquet and avoided a huge shock at the Australian Open on Tuesday before joining a rampant Taylor Fritz and veteran Gael Monfils in

Last year's runner-up Daniil Medvedev destroyed his racquet and ... Rybakina were both emphatic winners on day three, with Emma Navarro and Emma Raducanu also victorious. The feisty Medvedev ...

Plus: How much tickets are likely to cost, the longest final in tournament’s history and who are the defending champions

Will Djokovic overcome an Australian Open injury again? Or will Zverev finally come through against him at a Grand Slam?

Defending champion Jannik Sinner and first-time hopeful Iga Swiatek delivered dominant performances on Wednesday, advancing to the Australian

Defending champion Jannik Sinner raced into the Australian Open semi-finals on Wednesday in imperious fashion after Iga Swiatek was equally ruthless to close on a first Melbourne crown.

Imperious Iga Swiatek swept into an Australian Open semifinal against Madison Keys on Wednesday while Jannik Sinner's powers of recovery will be tested to the limit when he faces home hope Alex de Minaur.