
Kei Nishikori of Japan reacts during the men's singles round of 16 match with Fernando Verdasco of Spain at French Open Tennis Tournament 2017 in Roland Garros, Paris, France on June 5, 2017. Kei Nishikori won 3-1. (Xinhua/Han Yan)

Kei Nishikori of Japan reacts during the men's singles round of 16 match with Fernando Verdasco of Spain at French Open Tennis Tournament 2017 in Roland Garros, Paris, France on June 5, 2017. Kei Nishikori won 3-1. (Xinhua/Han Yan)