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Joshua Cheptegei of Uganda reacts after the men's 10000m at the 2019 IAAF World Championships in Doha, Qatar, Oct. 6, 2019. (Xinhua/Xu Suhui)

Joshua Cheptegei of Uganda reacts after the men's 10000m at the 2019 IAAF World Championships in Doha, Qatar, Oct. 6, 2019. (Xinhua/Xu Suhui)