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
Alexander Zverev of Germany hits a return during the men's singles quarterfinal match against Kyle Edmund of Britain at the Shanghai Masters tennis tournament in Shanghai, east China on Oct. 11, 2018. (Xinhua/Fan Jun)
Alexander Zverev of Germany hits a return during the men's singles quarterfinal match against Kyle Edmund of Britain at the Shanghai Masters tennis tournament in Shanghai, east China on Oct. 11, 2018. (Xinhua/Fan Jun)