Novak Djokovic charged into the Australian Open quarter-finals and booked a mouth-watering encounter with Carlos Alcaraz before the Serb shifted the focus by snubbing the Grand Slam's official broadcaster and slamming them for mocking him and his fans.

Carlos Alcaraz and Novak Djokovic have set up a quarterfinal showdown at the Australian Open. Tuesday's contest will be their eighth head-to-head matchup, but their first at Melbourne Park and their first that is neither a semifinal nor a final.

MELBOURNE, Australia — One of them has operated with ruthless efficiency, the other has brought the drama. But Carlos Alcaraz and Novak Djokovic have performed the opposite roles en route to their hotly anticipated Australian Open quarterfinal, which will be played Tuesday January 21 in Melbourne.

Danielle Collins has long been one of women's tennis' most fiery competitors. But after her tight second-round Australian Open win over Australian underdog Destanee Aiava, Collins showed she can bring it with the crowd,

American tennis player Danielle Collins embraced the Australian Open boos after her latest win. But there's more to her heel turn than meets the eye.

Danielle Collins, the American tennis star, once again faced a rowdy crowd as she took to the court for her third-round match against Madison Keys at the Australian Open.