Juan Martin Del Potro of Argentina returns the ball during the men's singles quarterfinal match against Filip Krajinovic of Serbia at China Open tennis tournament in Beijing, China, Oct. 5, 2018. Del Potro won 2-0. (Xinhua/Song Yanhua)
China Open: men's and women's singles quarterfinals
Source: Xinhua| 2018-10-05 18:48:40|Editor: mmm
