U.S. Open winner Coco Gauff will meet defending champion Aryna Sabalenka in the Australian Open semifinals after beating Marta Kostyuk 7-6, 6-7, 6-2 in an error-strewn match at Melbourne Park

A protestor threw papers onto the Australian Open court and briefly delayed the fourth-round match between Olympic champion Alexander Zverev and Cameron Norrie of Britain

A protester threw papers onto an Australian Open court and briefly delayed the fourth-round match between Olympic champion Alexander Zverev and Cameron Norrie of Britain

Dayana Yastremska and Linda Noskova have reached their first Grand Slam quarterfinals in contrasting fashion at the Australian Open

Novak Djokovic has advanced 6-0, 6-0, 6-3 over Adrian Mannarino to the Australian Open quarterfinals and matched another of Roger Federer’s Grand Slam records

Zheng Qinwen had a surprise visitor after beating fellow Chinese player Wang Yafan in a tense tiebreaker to reach the fourth round at the Australian Open for the first time

Carlos Alcaraz is into the fourth round of the Australian Open after his opponent, Shang Juncheng, retired through injury early in the third set of their third-round encounter

Top-ranked Iga Swiatek is out of the Australian Open after an upset third-round loss to 50th-ranked Linda Noskova

Novak Djokovic feels like he's starting to get back into Grand Slam form