South Korean Rising Star Chung Hyeon Upsets Novak Djokovic at Australian Open
S Korean tennis star Chung Hyeon dumps Novak Djokovic out of Australian Open, World News,MELBOURNE – South Korean star Chung Hyeon's dream came true Monday as he dumped six-time champion and his idol Novak Djokovic out of the Australian Open in a sensational fourth round upset. The 21-year-old