FOX 13 Investigates: Satanist author in southern Utah inspires double murder in London

A FOX 13 investigation has revealed new details about a Satanist author in southern Utah whose writings directly inspired the teenage killer of two sisters in London. FULL STORY More Utah news: Subscribe: Like Fox 13 News on Facebook: Follow on Twitter: Follow on Instagram: Subscribe to Fox 13 Newsletters to receive breaking news, weather, and daily headlines from around Utah right in your inbox: