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Chinese athlete Xie Zhenye (1st L, Front) competes during the men's 4X100 meters relay heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, on Oct. 4, 2019. (Xinhua/Wang Jingqiang)
Chinese athlete Xie Zhenye (1st L, Front) competes during the men's 4X100 meters relay heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, on Oct. 4, 2019. (Xinhua/Wang Jingqiang)