Count Novak Djokovic as being in Danielle Collins' corner. He thinks her response to booing fans at the Australian Open was absolutely fine — which should come as no surprise, given the way Djokovic gets into back-and-forths with hecklers at his matches,

Danielle Collins stood up for herself when confronted with a booing crowd at the Australian Open on Thursday which was angry that she was beating a local player, Destanee Aiava.

The rise of Jannik Sinner and Carlos Alcaraz vanquished Djokovic's inevitability at the Australian Open, but he is still the main character.