SALT LAKE CITY (AP) — A military veteran who was trying to stop an alleged gunman and inadvertently shot and killed a demonstrator at a Salt Lake City “No Kings” rally was a “safety volunteer” for the demonstration, according to police and organizers.

Arthur Folasa Ah Loo, 39, a Samoan-born fashion designer, was participating in an anti-Trump protest in Salt Lake City on Saturday when he was shot by a man working security, the police said.

Police are investigating the shooting.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,

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,

Auli'i Cravalho took to Instagram to share a moving tribute to fashion designer Afa Ah Loo, who was fatally shot at a "No Kings" protest on Saturday. The actress reflected on wearing the Project Runway alum's designs at the Moana 2 premiere in November.

On the same day Melissa Hortman and her husband were murdered in a "politically-motivated" assassination, more "politically-motivated" violence occurred at peaceful protests across the country.

The anti-Trump protests in Austin remained peaceful, despite a "credible threat" that forced a brief evacuation of the Texas Capitol complex.