Fox Nation gives subscribers an offer they can't refuse with two new series on America's most famous mobsters

From "The Godfather" to "The Sopranos," mobsters and their families have been the subject of American fiction for generations. Now, two new programs promise to take a deep dive into the true stories of real kingpins of underground crime.

Fox News senior correspondent Eric Shawn hosts both "Frank Costello: The Real Life Godfather" and "Mob Mentality: Louis Ferrante," two new documentaries streaming exclusively on Fox Nation that take subscribers into the lives of infamous crime bosses.

Costello...