People take a selfie at Wrigley Field in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters.Photo: Xinhua
People enjoy themselves at the Montrose Beach in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters. Photo: Xinhua
People arrive at a Chicago Cubs' game with no attendance limits in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters. Photo: Xinhua
People arrive at a Chicago Cubs' game with no attendance limits in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters. Photo: Xinhua
A runner is seen in Lincoln Park in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters. Photo: Xinhua
People arrive at a Chicago Cubs' game with no attendance limits in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters. Photo: Xinhua
People take a selfie at Wrigley Field in Chicago, the United States, on June 11, 2021. U.S. Midwest state of Illinois, including the country's third largest city of Chicago, fully reopened on Friday amid jitters.Photo: Xinhua