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.

It wasn't often pretty, but two-time defending Australian Open champion Aryna Sabalenka has extended a few impressive streaks while becoming one of the first players to advance to the fourth round of the year's opening Grand Slam tournament.

Iga Swiatek, of Poland, plays a backhand return to Rebecca Sramkova, of Slovakia, during their second round match at the Australian Open on Thursday in Melbourne.

Defending champion Aryna Sabalenka shrugged off a shaky display to fight her way into the fourth round of the Australian Open with a 7-6(5) 6-4 victory over Clara Tauson on Friday. Novak Djokovic resumes his quest for a record 25th Grand Slam title and 11th at Melbourne Park later in the day and Carlos Alcaraz,

American tennis star Danielle Collins got into it with the fans at the Australian Open this week. Collins, 31, went back and forth with the crowd down under on Thursday. She was taking on Destanee Aiava,

Danielle Collins became visibly frustrated with the home crowd in the opening stages of her second round Australian Open match against local favourite Destanee Aiava.