Suspect Arturo Gamboa did not fire any shots at the Salt Lake "No Kings" protest, but could face a murder charge for his alleged involvement in a bystander's death.

According to officials, Arturo Gamboa, a frequent protester, dressed in black and carried an automatic rifle that evening. An armed security volunteer thought Gamboa was a threat and fired.

Organizers behind Utah's No Kings demonstrations were warned against having armed "peacekeepers" at rallies before a fatal shooting last month, Gov. Spencer Cox said Thursday.

Arturo Gamboa, 24, was arrested for investigation of murder after witnesses reported seeing him carrying a rifle during the No Kings protest.

According to Salt Lake City police, the shooting during the protest happened after two men, who described themselves to police as “peacekeepers,” confronted 24-year-old Arturo Gamboa, who was ...

MORE | "No Kings" Protest Shooting Following his arrest, a preliminary screening occurred on June 20, in coordination with the district attorney’s office, to determine if charges would be filed.