
Kei Nishikori of Japan competes during the men's quarterfinal against Andy Murray of Britain at the 2017 French Open Tennis Tournament in Paris, France on June 7, 2017. Andy Murray won 3-1. (Xinhua/Jean-Marie Hervio)

Kei Nishikori of Japan competes during the men's quarterfinal against Andy Murray of Britain at the 2017 French Open Tennis Tournament in Paris, France on June 7, 2017. Andy Murray won 3-1. (Xinhua/Jean-Marie Hervio)