
China's Tian Ruining competes during the Ladies' 500m event at the ISU World Single Distances Speed Skating Championships in Salt Lake City, the United States, Feb. 14, 2020. (Photo by Matt Herp/Xinhua)

China's Tian Ruining competes during the Ladies' 500m event at the ISU World Single Distances Speed Skating Championships in Salt Lake City, the United States, Feb. 14, 2020. (Photo by Matt Herp/Xinhua)