A man will remain in custody on charges that he impersonated a police officer during this past Thursday's protest against U.S. Immigration and Customs Enforcement in downtown Chicago.A judge on Sunday said it was very concerning that Willie Matthews Jr.

Willie Mathews Jr., 21, of Matteson, Illinois, is facing felony charges including false personation of a police officer with a weapon. Shardaa Gray reports.

Heather Blair, 66, suffered a broken arm when a driver crashed into her Tuesday in the Loop. Blair said she's disappointed her injury will prevent her from attending Chicago’s “No Kings” demonstration on Saturday.

At 4 p.m. as protesters were gathering, a counterprotester came to the scene — prompting angry chants to erupt from the main protest.

Chicago’s “No Kings” rally downtown included fiery speeches, shouts and a peaceful march, part of a national slate of events planned around the country to protest President

Follow along for live updates as thousands of people nationwide have shown up at protests and rallies opposing ICE raids.

A man arrested for impersonating a police officer during an anti-ICE protest in Chicago had a loaded semi-automatic weapon, badges and fake documents, police sources said.

The Chicago Loop is expected to see its third large-scale protest this week against ICE raids and the Trump administration. It comes as ICE tactical teams are supposedly set to begin work in the city,