Highlights of 2019 IAAF World Athletics Championships in Doha

Liang Xiaojing, Ge Manqi, Wei Yongli and Kong Lingwei of Team China (from L to R) pose for photos after the women's 4X100m relay final at the 2019 IAAF World Athletics Championships in Doha, Qatar, on Oct. 5, 2019. (Xinhua/Li Gang)