A crowd-size expert from the U.K. estimates that between 10,000 to 15,000 people attended Saturday's protest in downtown Chicago. But some estimates say 75,000 people gathered downtown.

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

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.

The ‘No Kings’ protest rally in Elgin Saturday drew a huge crowd to Kimball Street armed with signs bearing messages like, “Rejecting Kings since 1776,” and chanting in opposition to

CM Punk is once again showing his support for a cause. The American Federation of Teachers Union posted a photo of a rally in Chicago. CM Punk can be seen posing with two members of the protest, AFT EVP Evelyn DeJesus and Stacy Davis Gates of the Chicago Teachers Union.

The largely peaceful protests during the "No Kings Day" demonstration in downtown Los Angeles took an intense turn in the afternoon. Police ordered the crowd to disperse at about 4:15 p.m. PDT near Alameda Street and Temple Avenue, according to the Los Angeles Police Department's Central Division.

The Houston demonstration is one of several planned in the region throughout the day and is expected to draw thousands of protesters.

Vehicles honk in support of “No Kings” demonstrators marching Saturday along La Grange Road near Orland Square mall.