Djokovic's loss in stats

An elbow injury appeared to hinder Novak Djokovic as he was handed a shock fourth round defeat by Hyeon Chung in Melbourne.

Six-time Australian Open champion Novak Djokovic

An ailing Novak Djokovic crashed out of the Australian Open in the fourth round as up and comer Hyeon Chung clinically took advantage of the six-time champion's elbow injury to win 7-6 (7-4) 7-5 7-6 (7-3).

The Serbian, who had also struggled with his hip in the third round, was on the back foot from the off and failed to claw back the first set before suffering further at the start of the second.

READ: Hyeon Chung continues hot run, stuns Djokovic

Djokovic's fighting spirit never wavered, but he could not shake off NextGen champion Chung, who was unrelenting en route to claiming the biggest scalp of his career.