Highlights of the eighth day of the Australian Open on Sunday (times GMT): 1057 DJOKOVIC BOOKS QUARTER-FINAL WITH ALCARAZ Ten-times champion Novak Djokovic breezed past Czech Jiri Lehecka 6-3 6-4 7-6(4) after navigating a tight third set.

Day 8 is another bumper day of action at the Australian Open, with the fourth round kicking off. Keep up with all the latest from Melbourne Park.

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.

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.

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.

Jannik Sinner defeats Marcos Giron in straight sets to advance to the round of 16 at the Australian Open.

Defending champion Jannik Sinner has defeated 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open