Coco Gauff's retooled forehand and serve abandoned her in the worst way and at the worst time at the Australian Open. The unforced errors just kept accumulating Tuesday, and so did the double-faults and break points,

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.

An "emotional" Paula Badosa of Spain stunned the world number three American Coco Gauff 7-5, 6-4 on Rod Laver Arena and will face defending champion Aryna Sabalenka or Anastasia Pavlyuchenkova in the last four.