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Gold medalist, Joshua Cheptegei of Uganda, reacts during the awarding ceremony of men's 10000m at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 6, 2019. (Xinhua/Wang Lili)

Gold medalist, Joshua Cheptegei of Uganda, reacts during the awarding ceremony of men's 10000m at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 6, 2019. (Xinhua/Wang Lili)