
Fans watch matches on a big screen out the Philippe-Chatrier court before the Roland Garros French Open Tennis Tournament 2017 in Paris, France, on May 27, 2017. (Xinhua/Han Yan)

Fans watch matches on a big screen out the Philippe-Chatrier court before the Roland Garros French Open Tennis Tournament 2017 in Paris, France, on May 27, 2017. (Xinhua/Han Yan)