Djokovic, coming off an emotional four-set quarter-final win over Carlos Alcaraz, will be eager to avenge his semi-final defeat to Jannik Sinner.

If it seems as if there’s always something going on with Novak Djokovic at Grand Slam tournaments, that’s because there usually is. Even Djokovic himself acknowledged as much as he prepared to face Alexander Zverev in the Australian Open semifinals Friday after taking painkillers for a hurt left leg.

Novak Djokovic faces Alexander Zverev in the semi-finals of the Australian Open on Friday with the Serb's bid for a record 25th Grand Slam title picking up steam at just the right time.