Christiane Amanpour speaks with political commentator John Avlon, Reps. Jackie Speir and Dan Crenshaw, and presidential historian Doris Kearns Goodwin & Amanpour and Company co-host Walter Isaacson about the results of the U.S. midterm elections. Hari Sreenivasan speaks with New York Times Op-Ed writer and editor Bari Weiss.