Madison Keys pulled off a stunning victory, while Jannik Sinner charged to a convincing title defense. Plus, Paula Badosa and Ben Shelton impressed Down Under.

American tennis player Ben Shelton tries his hand at a major upset in Thursday’s Australian Open semifinals against world No.

The last of the Australian Open men's quarterfinals takes place in the wee hours of Wednesday morning, in the United States.

Imperious Iga Swiatek swept into an Australian Open semi-final against Madison Keys on Wednesday while Jannik Sinner's powers ...

World number one Sinner had dizzy spells in the scorching heat of the afternoon during his four-set win against Holger Rune ...

The World No. 1, despite feeling unwell in sweltering conditions, kept up his title defense with a four-set triumph.

First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature above 90 degrees Fahrenheit ...

In the quarterfinals, Sinner will face No. 8 Alex de Minaur of Australia, who ousted American Alex Michelsen 6-0, 7-6 (5), ...

First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature above 90 degrees Fahrenheit ...