Reuters - 22 January 2018, 16:41 (+ 2308 days 3 hours and 21 minutes) Sports
MELBOURNE (Reuters) - For Novak Djokovic it must have felt like some nightmarish fight to the death against a clone of himself on Monday as Chung Hyeon stunned the six-times Australian Open champion with a display ripped straight out of the Serb's textbook.