The documents state he was seen running into the crowd with an assault-style rifle when the alleged peacekeeper shot at him. He was later booked into the Salt Lake County Metro Jail on a charge of murder. KUTV spoke with Utah Attorney Clayton Simms about the charge Gamboa faces.

Three days after a fatal shooting during the "No Kings" protest march in Salt Lake City, prosecutors have not yet filed charges. Salt Lake County District Attorney Sim Gill said “any comment” on the active case “would be inappropriate.

Utah resident Arthur Folasa Ah Loo, 39, was shot and critically wounded during the protest in Salt Lake City on Saturday, June 14. He later died in the hospital from his injuries, the Salt Lake City Police Department confirmed in a news release.

Organizers of the SLC 'No Kings' protest told KSL TV that a volunteer peacekeeper fired his weapon believing there was an "imminent threat to protesters."

A 39-year-old man died Saturday after being shot during a large “No Kings” protest in downtown Salt Lake City, Salt Lake City Police Chief Brian Redd said Sunday.

Arturo Gamboa was identified as the suspect in the shooting of 39-year-old Arthur Folasa Ah Loo at a 'No Kings Day' protest in Salt Lake City

Although police say the so-called “peacekeeper” who shot two people during the “No Kings” protest in Salt Lake City — including an innocent bystander who was killed — had no law enforcement experience,

Kevin Krebs, 31, of Malvern, Pa., is facing more than two dozen additional charges after investigators searched his house on Monday.