That should come as no surprise, given the way Djokovic gets into back-and-forths with hecklers at his matches—including Friday night at Rod Laver Arena.

The 10-time title winner at Melbourne Park moved into the fourth round with his most confident performance of the week, a 6-1, 6-4, 6-4 victory over the 26th-seeded Tomas Machac.

Novak Djokovic, Coco Gauff roll to Australian Open's 4th round. Naomi Osaka retires due to injury and Jessica Pegula was ...

Count Novak Djokovic as being in Danielle Collins’ corner. He thinks her response to booing fans at the Australian Open was ...