A huge crowd gathered at Daley Plaza Saturday for a planned march through Downtown as part of a nationwide day of protest against President Donald Trump.

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.

Chicago police spotted the suburban man leaving a parking garage Thursday evening in the 200 block of South Michigan Avenue, they said.

Protesters are expected to gather in the Chicago area and the suburbs as part of a nationwide movement called "No Kings."

Extensive Chicago street closures and parking restrictions will be in place this weekend for the Puerto Rican Festival and Parade, Taste of Randolph, Midsommarfest, the Old Town Art Fair, Wells Street Art Festival and the "No Kings" protest in Daley Plaza.

The U.S. embassy is warning all federal employees and family members in Israel, the West Bank, and Gaza to shelter in place.

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

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