Video PlayerClose

China's walk race athletes Yang Jiayu and Liang Rui take part in a training session in Doha, Qatar, in the midnight on Sept. 23, 2019. (Xinhua/Wang Jingqiang)
China's walk race athletes Yang Jiayu and Liang Rui take part in a training session in Doha, Qatar, in the midnight on Sept. 23, 2019. (Xinhua/Wang Jingqiang)