To everyone's surprise, fifty-five years after the publication of To Kill a Mockingbird, Harper Lee has published another novel. Go Set a Watchman was written before Lee's beloved masterpiece, as director Mary McDonagh Murphy explains in this update of her 2011 documentary Hey, Boo: Harper Lee & To Kill a Mockingbird. Murphy's film, Harper Lee: From Mockingbird to Watchman, sifts through the facts and speculation surrounding Lee and both her novels,...