People walk their pigs at Fort Worth Stock Show and Rodeo in Fort Worth, Texas, the United States, on Feb. 1, 2020. The Fort Worth Stock Show and Rodeo 2020 kicked off here on Jan. 17 and will last until Feb. 8. An average of over 900,000 people attend the Fort Worth Stock Show and Rodeo annually. (Photo by Dan Tian/Xinhua)

A woman cleans up her rabbit at Fort Worth Stock Show and Rodeo in Fort Worth, Texas, the United States, on Feb. 1, 2020. The Fort Worth Stock Show and Rodeo 2020 kicked off here on Jan. 17 and will last until Feb. 8. An average of over 900,000 people attend the Fort Worth Stock Show and Rodeo annually. (Photo by Dan Tian/Xinhua)

A girl cleans up her rabbit at Fort Worth Stock Show and Rodeo in Fort Worth, Texas, the United States, on Feb. 1, 2020. The Fort Worth Stock Show and Rodeo 2020 kicked off here on Jan. 17 and will last until Feb. 8. An average of over 900,000 people attend the Fort Worth Stock Show and Rodeo annually. (Photo by Dan Tian/Xinhua)

People walk their pigs at Fort Worth Stock Show and Rodeo in Fort Worth, Texas, the United States, on Feb. 1, 2020. The Fort Worth Stock Show and Rodeo 2020 kicked off here on Jan. 17 and will last until Feb. 8. An average of over 900,000 people attend the Fort Worth Stock Show and Rodeo annually. (Photo by Dan Tian/Xinhua)