Highlights of 2018 Mubadala World Tennis Championship match

Hyeon Chung of South Korea returns the ball during his match against Kevin Anderson of South Africa at the 2018 Mubadala World Tennis Championship in Abu Dhabi, the United Arab Emirates (UAE), on Dec. 27, 2018. Hyeon Chung lost 1-2. (Xinhua/Mahmoud Khaled)