Salt Lake County District Attorney Sim Gill at the district attorney’s office in Salt Lake City on Thursday, May 23, 2024. Prosecutors have not yet filed criminal charges in the three days since a fatal shooting at the downtown Salt Lake City "No Kings" protest.

Arturo Gamboa, 24, was charged with murder after allegedly firing an AR-15-style rifle during the June 14 “No Kings” protest in Salt Lake City, killing bystander Arthur Folasa Ah Loo. The shooting caused chaos among 10,

New video of the shooting at Saturday’s "No Kings" march shows the suspect running behind a fence and emerging in front of the people tasked with safeguarding protesters.