Highlights of men's 4X100m relay final at 2019 IAAF World Athletics Championships

Su Bingtian (2nd L) and Xu Zhouzheng (1st L) of Team China, Christian Coleman (1st R) and Justin Gatlin of Team USA compete during the men's 4X100m relay final at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 5, 2019. (Xinhua/Li Ming)