Novak Djokovic has grown accustomed to enduring booing from spectators when playing tennis.
Along with Nick Kyrgios, he is public enemy number 1 among many fans.
And on Thursday, during the fourth set of his second-round match against Enzo Couacaud at the Australian Open, the situation boiled over when he complained to the chair umpire about the provocation he was receiving from a particular group.
We tell you how the interaction was in this video.
