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