Illinois Gov. JB Pritzker, right, stands with Chicago Mayor Brandon Johnson during a Democratic National Convention security briefing at the U.S. Secret Service's Chicago Field Office Thursday, July 25, 2024, in Chicago. (AP Photo/Erin Hooley)
Illinois Gov. JB Pritzker attends a Democratic National Convention security briefing at the U.S. Secret Service's Chicago Field Office Thursday, July 25, 2024, in Chicago. (AP Photo/Erin Hooley)
A Chicago Transit Authority (CTA) Pink Line train goes by near the United Center on Tuesday, Aug. 13, 2024. The Democratic National Convention is scheduled to start the following Monday. (AP Photo/Pablo Martinez Monsivais)
Chicago Mayor Brandon Johnson responds to a question during an interview with The Associated Press Thursday, Aug. 15, 2024, just days before the start of the Democratic National Convention in Chicago. (AP Photo/Charles Rex Arbogast)
Illinois Gov. JB Pritzker speaks during an interview in Chicago, on Friday, Aug. 16, 2024. (AP Photo/Erin Hooley)
Chicago Mayor Brandon Johnson responds to a question during an interview with The Associated Press Thursday, Aug. 15, 2024, just days before the start of the Democratic National Convention in Chicago. (AP Photo/Charles Rex Arbogast)
Preparation is underway at the United Center ahead of the Democratic Convention, Thursday, July 25, 2024, in Chicago. (AP Photo/Erin Hooley)
A street sign with the Democratic National Convention acronym featured sits in the campaign office of Chicago Mayor Brandon Johnson as he responds to a question during an interview with The Associated Press on Thursday, Aug. 15, 2024, just days before the start of the Democratic National Convention in Chicago. (AP Photo/Charles Rex Arbogast)
Workers prepare for next week's Democratic National Convention at the United Center in Chicago, Thursday, Aug. 15, 2024. (AP Photo/J. Scott Applewhite)
Illinois Gov. JB Pritzker speaks during an interview in Chicago, on Friday, Aug. 16, 2024. (AP Photo/Erin Hooley)
Signage is hung on the exterior of the United Center in preparation for next week's Democratic National Convention in Chicago on Wednesday, Aug. 14, 2024.(AP Photo/Pablo Martinez Monsivais)
Lee Weiner poses for a photo in his apartment Monday, Aug. 12, 2024, in Dunedin, Fla. (AP Photo/Chris O'Meara)
Workers prepare for next week's Democratic National Convention at the United Center in Chicago, Thursday, Aug. 15, 2024. (AP Photo/J. Scott Applewhite)
Lee Weiner poses for a photo in his apartment Monday, Aug. 12, 2024, in Dunedin, Fla. (AP Photo/Chris O'Meara)