Novak Djokovic defeats Carlos Alcaraz in Australian Open quarter-final – live reaction

• Badosa stuns third seed Gauff | Sabalenka battles through
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Gauff* v Badosa 2-1: Badosa sets up the first break points of the match as the Spaniard peppers Gauff's forehand. But the No 3 seed serves her way out of trouble from 15-40 to fight back to deuce, as another powerful first serve and limp return takes Gauff to advantage. Three first serves in a row sail long to keep Badosa in the game until Gauff rediscovers her radar to hold. The importance of the first serve today has quickly become apparent.

Gauff v Badosa* 1-1: Badosa starts with an ace then Gauff sends a return long at. The Spaniard quickly finishes off a pair of rallies to race through her serve to love.