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Wei Yongli (L) and Kong Lingwei of Team China compete during Women's 4X100m Relay Heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 4, 2019. (Xinhua/Wang Lili)
Wei Yongli (L) and Kong Lingwei of Team China compete during Women's 4X100m Relay Heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 4, 2019. (Xinhua/Wang Lili)