Novak Djokovic, Coco Gauff roll to Australian Open's 4th round. Naomi Osaka retires due to injury and Jessica Pegula was upset in the third round.

On Tuesday, Djokovic came out on top. While Alcaraz took the first set, Djokovic roared back and stifled Alcaraz in the next three sets, winning 4-6, 6-4, 6-3, 6-4. Djokovic moves on to the semifinals where he will face No. 2 seed Alexander Zverev on Friday.

Coco Gauff and two-time defending champion Aryna Sabalenka have moved closer to another semifinal showdown at the Australian Open. Gauff eliminated 2021 U.S.