The Chicago No Kings rally comes as protests have ramped up against ICE and the Trump administration this week locally and in Los Angeles, where the National Guard and Marines have been deployed against the wishes of local leaders.

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

The Chicago Police Department has canceled officers' days off for the weekend in preparation for "No Kings Day" mass protests and other planned events in the city, but CPD said it's ready to act quickly.

A huge and peaceful crowed turned out for the "No Kings" rally, shutting down much of the Loop as part of a nationwide protest movement to denounce the Trump administration.

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.

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.

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

Chicago is an anchor city for the "No Kings" protests Saturday, and city officials said they are prepared for the crowds expected.