Video PlayerClose
China's Lu Guangzu returns the shuttle during the men's singles first round match against Germany's Kai Schaefer at the BWF World Championships 2019 in Basel, Switzerland, Aug. 19, 2019. (Xinhua/Li Jundong)
China's Lu Guangzu returns the shuttle during the men's singles first round match against Germany's Kai Schaefer at the BWF World Championships 2019 in Basel, Switzerland, Aug. 19, 2019. (Xinhua/Li Jundong)