Screenwriter for "American Sniper" JASON HALL dropped by to talk about the story of Chris Kyle and how the book was made into a movie. Jason talked about how the movie and screenplay was actually written before the book was written. Jason talked about how when he first met Chris he still wasn't fully back from the war and that he was still trying to recover from the stress of 4 tours. They also talked about the tragedy of Chris' murder at the hands of a former Marine who Chris was trying to help re-acclimate himself to civilian life.