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

Defending champ Jannik Sinner drops set for first time since October, but rallies for win; American Danielle Collins plays ...

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

Defending champion Jannik Sinner shattered home hopes Wednesday by crushing Alex de Minaur in a straight-sets rout to tee up ...

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

Iga Swiatek is dominating her Australian Open opponents the way no one has at Melbourne Park since Maria Sharapova in 2013.

World No.1 and defending champion Jannik Sinner, Iga Swiatek, Elina Svitolina, Elena Rybakina and other big players will be ...

Defending champion Jannik Sinner raced into the Australian Open semi-finals on Wednesday in imperious fashion after Iga ...

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