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 has hit back at criticism of her goading of the Australian Open crowd, saying: “I don’t care what some guy living in his basement is writing on the internet.” Collins, the American world No.

After antagonizing the Australian Open crowd during and after her second-round match, Danielle Collins received a cold welcome from the fans as she took the court for her third-round matchup with Madison Keys.