Texans are familiar with the heroics and larger-than-life characters of the Texas Rangers, but behind all that shine is a tarnish to be reckoned with. Doug J. Swanson, writing teacher at the University of Pittsburgh, member of Texas Institute of Letters and previous finalist for Pulitzer Prize, talks to host Krys Boyd about separating legend from fact when it comes to the Rangers. His book is called “Cult of Glory: The Bold and Brutal History of the Texas Rangers.”