Liang leads China's 1-2 finish in women's 50km race walk at Doha worlds(1/4)

China's Liang Rui reacts after winning the Women's 50km Race Walk final at the 2019 IAAF World Athletics Championships in Doha on September 29, 2019. (Photo/Agencies)

China's Liang Rui crosses the finish line to win the Women's 50km Race Walk final at the 2019 IAAF World Athletics Championships in Doha on September 29, 2019. (Photo by MUSTAFA ABUMUNES / AFP)

China's Li Maocuo reacts after finishing second in the Women's 50km Race Walk final at the 2019 IAAF World Athletics Championships in Doha on September 29, 2019. (Photo/Agencies)

China's Li Maocuo reacts after finishing second in the Women's 50km Race Walk final at the 2019 IAAF World Athletics Championships in Doha on September 29, 2019. (Photo/Agencies)