Ma Long beats Niwa Koki 4-1 at 2017 ITTF World Cup

Niwa Koki of Japan returns the ball during the singles quarterfinal match against Ma Long of China at the 2017 ITTF men's singles table tennis World Cup in Liege, Belgium, Oct. 21, 2017. Ma Long won 4-1. (Xinhua/Ye Pingfan)