Ferron man found guilty of killing mom, brother

SALT LAKE CITY — Jurors have found a Ferron man guilty of killing his mother and brother, but called one of the deaths aggravated murder and the other manslaughter.
Seth Gordon Peterson, 26, was accused of shooting and killing his mother, Susan Peterson, 45, and his brother, James Peterson, 23, on Nov. 2, 2016, in a field near a farmhouse outside Hiawatha, Carbon County.
He was charged in 7th District Court of aggravated murder, a first-degree felony and a capital offense, though prosecuto