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,

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

Novak Djokovic has reacted to the crowd at the Australian Open booing after he decided to retire from his semifinal against Alexander Zverev. The Serbian tennis player, 37, had taken to the court with his left leg heavily taped following Tuesday’s injury.

Read what Novak Djokovic had to say about Danielle Collins' controversial action and remarks after her Australian Open victory.

Novak Djokovic has been one of many players who have been heckled at the Australian Open - and the 10-time champion praised Danielle Collins' response to the rowdy crowd

Blowing kisses to the booing fans, Danielle Collins caused a storm during her match 😅 Now, Djokovic has weighed in on the controversy 👀

Djokovic is only interested in tennis' biggest prizes. He still has the game to win them, but at age 37 his body is letting him down

Novak Djokovic pledged to continue his hunt for a record 25th Grand Slam title as he processed the disappointment of retiring from Friday's Australian Open semi-final due to a muscle injury. Djokovic

Novak Djokovic retired during the Australian Open semi-final against Alexander Zverev due to a muscle tear, halting his pursuit of a record 25th Grand Slam title. This marks his second injury withdrawal in four tournaments,