Juan Martin Del Potro of Argentina hits a return 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/Kong Hui)
China Open: men's and women's singles quarterfinals
Source: Xinhua| 2018-10-05 18:48:40|Editor: mmm
