18 months ago, Army veteran Shawn Livingston was strung out on heroin, battling PTSD and addiction, and facing a 15 to 20 year prison sentence. 

 

Today, he is preparing for the race of his life: a 100-mile trail race through the rugged terrain of the Appalachian Mountains. 

 

The prize: his family, his recovery, his redemption, and his life.