American Danielle Collins is out of the Australian Open following a straight-sets defeat by fellow countrywoman Madison Keys.

Defending Australian Open champion Jannik Sinner stumbled early Thursday ... I can improve, yes, but I'll take it." Danielle ...

Defending champion Jannik Sinner raced to victory at the Australian Open to sweep into the last 16 as Iga Swiatek demolished ...

Defending men’s champion Jannik Sinner, Carlos Alcaraz and Novak Djokovic all play, with Nick Kyrgios leading Australian ...

Defending champion Jannik Sinner recovered his composure after an early setback to storm into the third round of the ...

The third round of the Australian Open continues on Saturday with second seed Iga Swiatek looking to maintain her perfect ...

Danielle Collins keeps perspective after falling to fellow American Madison Keys in the third round of the Australian Open ...

Defending Australian Open champion Jannik Sinner stumbled early Thursday ... I can improve, yes, but I'll take it." Danielle Collins gave the hostile crowd a roasting after beating local favorite ...

In other news, Danielle Collins continued taking shots at the Australian crowd on social media. Also, Alex de Minaur hit back at a Twitter troll after his loss to Jannik Sinner. On that note ...

Danielle Collins was unapologetic about her run-in with tennis fans in Australia, but the brash American has joined the ...