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Naomi Osaka of Japan hits a return during the women's singles second round match against Danielle Collins of the United States at China Open tennis tournament in Beijing, China, Oct. 2, 2018. Osaka won 2-0. (Xinhua/Luo Yuan)
Naomi Osaka of Japan hits a return during the women's singles second round match against Danielle Collins of the United States at China Open tennis tournament in Beijing, China, Oct. 2, 2018. Osaka won 2-0. (Xinhua/Luo Yuan)