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,

Serbian refused to give interview following victory over Jiri Lehecka after journalist from official broadcaster mocked his compatriots

Djokovic said he loved "everything" the American said while getting the last word on a hostile Australian Open crowd.