It is men's semi-finals day at the Australian Open, with Carlos Alcaraz, Jannik Sinner, Novak Djokovic and Alexander Zverev in action in a blockbuster final four. Alcaraz faces Zverev first in a match that has been filled with drama, after the Spaniard pulled up with what appeared to be cramp during the second set.

He won the first two sets with relative comfort and appeared to be coasting into the final for the first time in his career, but worryingly pulled up and called for the physio. Sinner and Djokovic will be watching on closely as they prepare to lock horns yet again, having met at this stage of the Major at both Wimbledon and the French Open last year. Here, Express Sport provides all the updates...

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