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

On Saturday, as the military parade in D.C. takes place, the Chicago area is preparing for "No Kings Day" protests against the Trump administration.

A vehicle was seen speeding through the crowd and several protesters were detained during the Tuesday demonstration that drew thousands to downtown Chicago, voicing opposition to the Trump administration's stepped-up use of force against immigrants.

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.

According to the sources, the teams will be activated in Seattle, Chicago, Philadelphia, northern Virginia, including Washington, D.C., and New York.