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Naomi Osaka of Japan celebrates after the women's singles first round match against Magda Linette of Poland at the Australian Open in Melbourne, Australia, Jan. 15, 2018. (Xinhua/Lui Siu Wai)
Naomi Osaka of Japan celebrates after the women's singles first round match against Magda Linette of Poland at the Australian Open in Melbourne, Australia, Jan. 15, 2018. (Xinhua/Lui Siu Wai)