Novak Djokovic of Serbia returns the ball during the men's singles third round match against Diego Schwartzman of Argentina at French Open Tennis Tournament 2017 in Roland Garros, Paris, France on June 2, 2017. Djokovic won 3-2. (Xinhua/Han Yan)
Novak Djokovic of Serbia returns the ball during the men's singles third round match against Diego Schwartzman of Argentina at French Open Tennis Tournament 2017 in Roland Garros, Paris, France on June 2, 2017. Djokovic won 3-2. (Xinhua/Han Yan)