
Chen Long of China returns the shuttlecock to Viktor Axelsen of Denmark in the men's singles quarterfinal match at the BWF World Championships 2015 in Jakarta, Indonesia, Aug. 14, 2015. Chen Long won 2-0. (Xinhua/Veri Sanovri)

Chen Long of China returns the shuttlecock to Viktor Axelsen of Denmark in the men's singles quarterfinal match at the BWF World Championships 2015 in Jakarta, Indonesia, Aug. 14, 2015. Chen Long won 2-0. (Xinhua/Veri Sanovri)