Here are a few links, though they're not saying much yet:
https://wgntv.com/news/chicago-news/police-presence-developing-around-trump-tower/
"Localized transit and business disruptions are likely in the affected area over the coming hours " - https://crisis24.garda.com/alerts/2024/10/us-police-activity-ongoing-near-trump-international-hotel-tower-in-chicago-ill-as-of-late-oct-8-due-to-unknown-incident
They have a crew headed to the scene: https://crisis24.garda.com/alerts/2024/10/us-police-activity-ongoing-near-trump-international-hotel-tower-in-chicago-ill-as-of-late-oct-8-due-to-unknown-incident
Not if they want to live.