Video PlayerClose
Chung Hyeon of South Korea competes during the men's singles fourth round match against Novak Djokovic of Serbia at Australian Open 2018 in Melbourne, Australia, Jan. 22, 2018. Chung Hyeon won by 3-0.(Xinhua/Bai Xuefei)
Chung Hyeon of South Korea competes during the men's singles fourth round match against Novak Djokovic of Serbia at Australian Open 2018 in Melbourne, Australia, Jan. 22, 2018. Chung Hyeon won by 3-0.(Xinhua/Bai Xuefei)