 ABC News, I'm Mark Remillard. A vigil being held Saturday in upstate New York following the police shooting death of a 13-year-old on Friday. Mourners gathering to remember the teen who was killed by Utica police. Body camera video shows the teen running from police before being tackled. Police say the boy pointed a gun at an officer who fired a single shot, killing the teen. The gun turned out to be a replica.