Bestselling author and gastroenterologist Dr. Robynne Chutkan discusses her new book, "The Anti-Viral Gut: Tackling Pathogens From the Inside Out." (00:41) Then, Nick Houchens, owner and founder of A-Line Ski and Sport, shares his mobile custom ski boot fitting business is in Park City. (24:23)And finally, time management expert Laura Vandercam shares her new book, "Tranquility by Tuesday: 9 Ways to Calm the Chaos and Make Time for What Matters." (41:07)