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Naomi Osaka of Japan serves during the women's singles first round match between Naomi Osaka of Japan and Anna Blinkova of Russia at the 2019 US Open in New York, the United States, Aug. 27, 2019. (Xinhua/Liu Jie)
Defending champion Osaka into second round at US Open
Source: Xinhua| 2019-08-28 07:50:54|Editor: Liu
