Lin Dan suffers unexpected knock-out in Asian Badminton C-ships

Chou Tien Chen of Chinese Taipei competes during the men's singles second round match against Lin Dan of China at the BWF Badminton Asia Championships 2019 in Wuhan, capital of central China's Hubei Province, on April 25, 2019. Chou Tien Chen won 2-0. (Xinhua/Xiong Qi)