Mexican Drug War, Raising a Genius, Growing Up with Animals, Director William Friedkin

Anna Sale fills in for Leonard. She talks to Kristine Barnett about raising her son, Jacob, who’s a math genius who many think could win the Nobel Prize in Physics one day. Then, Clare Balding tells us about growing up on an estate with more than 100 horses. Oscar-winning director William Friedkin talks about directing “The Exorcist,” “The French Connection” and “The Rules of Engagement.”