By Shrivathsa Sridhar MELBOURNE (Reuters) -Defending champion Aryna Sabalenka overcame a wobbly display to reach the Australian Open fourth round while Novak Djokovic and Carlos Alcaraz were at their dazzling best on a warm but windy Friday at Melbourne Park.

Two-time defending Australian Open champion Aryna Sabalenka extended a few impressive streaks on Friday while becoming one of the first players to advance to the fourth round of the year's opening Grand Slam tournament.

American tennis player Taylor Fritz said Thursday he is donating the prize money he earned for his first-round victory at the Australian Open -- about $82,000 -- to relief funds to help people affected by the wildfires in the Los Angeles area.

Fourth seed Taylor Fritz says he is going to donate his first-round prize money from the Australian Open to support victims from the Los Angeles wildfires.

Count Novak Djokovic as being in Danielle Collins’ corner. He thinks her response to booing fans at the Australian Open was absolutely fine — which should come as no surprise, given the way Djokovic gets into back-and-forths with hecklers at his matches,

Novak Djokovic returns to court at the Australian Open against the dangerous Tomas Machac in the third round. Djokovic, who broke one of Roger Federer’s Grand Slam records in the last round, is targeting a record 25th singles Grand Slam title with the watchful eye of Sir Andy Murray in his coaching corner.