A woman participates in the annual Bud Billiken Parade in Chicago, the United States, on Aug. 10, 2019. The 90th Annual Bud Billiken Parade kicked off on Saturday, which has been a back-to-school celebration and showcase for the city's talented young people. (Photo by Joel Lerner/Xinhua)

People participate in the annual Bud Billiken Parade in Chicago, the United States, on Aug. 10, 2019. The 90th Annual Bud Billiken Parade kicked off on Saturday, which has been a back-to-school celebration and showcase for the city's talented young people. (Photo by Joel Lerner/Xinhua)

People participate in the annual Bud Billiken Parade in Chicago, the United States, on Aug. 10, 2019. The 90th Annual Bud Billiken Parade kicked off on Saturday, which has been a back-to-school celebration and showcase for the city's talented young people. (Photo by Joel Lerner/Xinhua)

People participate in the annual Bud Billiken Parade in Chicago, the United States, on Aug. 10, 2019. The 90th Annual Bud Billiken Parade kicked off on Saturday, which has been a back-to-school celebration and showcase for the city's talented young people. (Photo by Joel Lerner/Xinhua)

People participate in the annual Bud Billiken Parade in Chicago, the United States, on Aug. 10, 2019. The 90th Annual Bud Billiken Parade kicked off on Saturday, which has been a back-to-school celebration and showcase for the city's talented young people. (Photo by Joel Lerner/Xinhua)

People participate in the annual Bud Billiken Parade in Chicago, the United States, on Aug. 10, 2019. The 90th Annual Bud Billiken Parade kicked off on Saturday, which has been a back-to-school celebration and showcase for the city's talented young people. (Photo by Joel Lerner/Xinhua)