
Robin Haase of the Netherlands returns the ball during the men's singles quarterfinal match against Richard Gasquet of France in the Gerry Weber Open 2017 in Halle, Germany, on June 23, 2017. Robin Haase lost 1-2. (Xinhua/Joachim Bywaletz)

Robin Haase of the Netherlands returns the ball during the men's singles quarterfinal match against Richard Gasquet of France in the Gerry Weber Open 2017 in Halle, Germany, on June 23, 2017. Robin Haase lost 1-2. (Xinhua/Joachim Bywaletz)