A 16-year-old boy shot five people in a confrontation between two groups at a carnival in a Salt Lake City suburb, killing three of them including an 8-month-old boy.

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.

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.

As prosecutors consider potential criminal charges against the man whose alleged actions caused the shooting death of another man during Saturday's "No Kings" protest, the investigation into the so-called "peacekeeper" who actually fired the fatal shot also continues.

Out at Centennial Park, the home of the annual WestFest celebration, there were no remnants Monday of the tragedy that unfolded on the festival's final night.

A Senate colleague confronted Energy and Natural Resources Chair Mike Lee of Utah over his social media post that blamed this weekend’s Minnesota shootings that killed a former Democratic legislative leader on “Marxists.”

The WestFest shooting left at least three people dead and multiple others injured in Utah. Chaos erupted at the annual community celebration in West Valley City after multiple attendees were shot on Sunday,