MELBOURNE, Australia — A heckler interrupted Alexander Zverev’s Australian Open final speech, appearing to make reference to the allegations of domestic abuse levied against him by two of his former partners, Olya Sharapova and Brenda Patea.

Alexander Zverev abuse allegations by former partners Olga Sharypova and Brenda Patea have surfaced following a heckler at his final Australian Open game.

In the face of tennis' reluctance to act on allegations of domestic violence, Nina's stand at the men's Australian Open final was both courageous and important, writes Kate O'Halloran.