Highlights of the eighth day of the Australian Open on Sunday (times GMT): 0030 FOURTH ROUND ACTION UNDERWAY AT MELBOURNE PARK The fourth round of the Australian Open got underway as matches started on schedule to kick off the second week of the year's first Grand Slam.

“The AO is something that connects really well with New Balance because the mix of sport and culture they have is incredible,” Evan Zeder, New Balance director of global sports marketing for tennis, tells me. “I think the AO is a perfect mix and it is just a big party.”

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,

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,

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.