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Xie Zhenye (R) of China competes during men's 200m heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, Sept. 29, 2019. (Xinhua/Xu Suhui)
Xie Zhenye (R) of China competes during men's 200m heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, Sept. 29, 2019. (Xinhua/Xu Suhui)