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.

Novak Djokovic has declined to do a customary post-match TV interview at the Australian Open to protest comments made on air by someone who works for the official broadcaster of the tournament in the host country,

By Ian Ransom MELBOURNE (Reuters) -World number two Alex Zverev credited his brother Mischa for his mastery of left-handers after beating a 26th in succession in Frenchman Ugo Humbert to reach the Australian Open quarter-finals on Sunday.

Alexander Zverev has reached the Australian Open quarterfinals for the fourth time and will face Tommy Paul next

Tommy Paul halted Alejandro Davidovich Fokina's run of comebacks at the Australian Open, winning 6-1, 6-1, 6-1 to advance to the quarterfinals.