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Osaka Naomi of Japan celebrates after winning the women's singles second round match against Zheng Saisai of China at the Australian Open tennis championship in Melbourne, Australia on Jan. 22, 2020. (Xinhua/Bai Xuefei)
Osaka Naomi of Japan celebrates after winning the women's singles second round match against Zheng Saisai of China at the Australian Open tennis championship in Melbourne, Australia on Jan. 22, 2020. (Xinhua/Bai Xuefei)