Later, the men's semifinals will be held as Novak Djokovic battles Alexander Zverev and Jannik Sinner plays Ben Shelton. Stay across all the action from day 13 at Melbourne Park in our live blog below ...

Novak Djokovic throws his ailing 37-year-old body into an Australian Open semi-final against Alexander Zverev on Friday while defending champion Jannik Sinner faces Ben Shelton.