A person shot and killed an innocent bystander during a “No Kings” protest in Salt Lake City, Utah on Saturday. The person suspected of being a protest “peacekeeper” fired his weapon three times after Arturo Gamboa,

Arthur Folasa Ah Loo was killed when a man who was believed to be part of a peacekeeping team for the protest shot at a person brandishing a rifle at demonstrators, accidentally striking Ah Loo.

A bystander was fatally shot after security members at the demonstration confronted a man who was running toward the crowd with an AR-15-style rifle, the police said.