On this edition of Conversations, Kwame Mbalia talks with host Dan Skinner about the final novel in the Tristan Strong trilogy, “Tristan Strong Keeps Punching.” Mbalia is the best-selling author of “Tristan Strong Punches a Hole in the Sky,” for which he received a Coretta Scott King Author Honor award. The second book in the trilogy is “Tristan Strong Destroys the World.”