Kevin Costner admits ‘Horizon’ is hardest thing he’s ever done: 'We never stopped working’

Kevin Costner is no stranger to hard work. Speaking to Fox News Digital at the premiere of his new film, "Horizon: An American Saga," in Los Angeles on Monday, the 69-year-old actor opened up about the amount of time that went into creating the project and explained why he's so "proud" of the movement thus far. "Well, this is my town. This is a company town. I adore what Hollywood can be and what it has been. To be able to bring a movie and be able to be a part of the history of everyo