Jen Widerstrom: From "American Gladiators" to Go-To Trainer

Jen Widerstrom rose to the national spotlight as a star on "American Gladiators," but after the show was canceled, a career in the fitness industry didn't happen overnight. We talk with Jen about behind-the-scenes stories from "Gladiators," finding footing as a coach and trainer, and eventually becoming one of Hollywood's got-to trainers for TV and shows like "The Biggest Loser." What's it like to coach Kevin Hart and Conan O'Brien? Jen gives us the details, along with the incredibly fit cele...