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Samantha Stosur of Australia hits a return during the women's singles first round match against Karolina Pliskova of Czech Republic at China Open tennis tournament in Beijing, China, Oct. 1, 2018. (Xinhua/Zhang Chenlin)
Samantha Stosur of Australia hits a return during the women's singles first round match against Karolina Pliskova of Czech Republic at China Open tennis tournament in Beijing, China, Oct. 1, 2018. (Xinhua/Zhang Chenlin)