"Known Unknowns" with Nicholas Kristof, Mike Pesca and Bill Frisell

In an episode all about the unknown, The Gist's Mike Pesca tells Luke how to take the perfect nap, we go to great lengths to discover what scares "The Indiana Jones of Journalism" Nicholas Kristof (spoiled milk is on the list) and jazz great Bill Frisell plays a haunting version of "In My Life."