Salt Lake City police are investigating the roles of two self-described "peacekeepers" following a fatal shooting at Saturday's protest that left one person dead and another injured, raising questions about unauthorized security at public demonstrations.

Three people were taken into custody Saturday night in connection with a shooting during a "No Kings" protest in Salt Lake City, Utah, according to police.

Police responded to a shooting incident at a protest near 151 South State Street in Utah on the evening of Saturday, June 14. One person was found with a 'critical gunshot wound' and was transported to the hospital,

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.

Arthur Folasa, who gained fame as "Afa" Ah Loo during season 17 of Project Runway, has been identified as the victim who was fatally shot over the weekend during a "No Kings Protest" in Salt Lake City,

The Salt Lake City Police Department reported a shooting during the “No Kings” protest at 8 p.m. The peaceful bystander who was shot, Arthur Folasa Ah Loo, later died at the hospital. He is survived by his wife and two young children.

A peaceful protest in Salt Lake City turned deadly Saturday night when "Project Runway" alum Arthur Folasa Ah Loo was tragically killed.

Most of the "No Kings" protests across the country were peaceful, however, one person has died from a shooting in Salt Lake City.