VICE News was granted rare access to go inside one of the most maximum-security prisons in the country, a place that's on the frontline of what could be a sea change in prison policy. Salinas Valley State Prison is home to America's most powerful prison gangs including the Aryan Brotherhood and Mexican Mafia. It's a place that's projected to have more than 700 assaults this year. In an institution that houses the worst of the worst, we see how one maverick warden is trying to turn the system around by rehabilitating murderers before they get returned to the streets.