The Ringer’s Bill Simmons and Chris Ryan are joined by Quentin Tarantino for the second movie in our three-part 'Rewatchables' series curated by Quentin Tarantino. Up next, we try to prevent a half-mile-long freight train from barreling into a city as we celebrate Tony Scott’s 2010 action thriller, ‘Unstoppable,’ starring Denzel Washington, Chris Pine, and Rosario Dawson.