We are told that in-fighting inside the White House is at an all-time high and certainly the Trump White House is tumultuous.  But bitter rivalries inside the White House are nothing new.  From President Harry Truman through the reputedly “No Drama Obama” White House, conflict, competition, pettiness and dysfunctional clashes abounded.  Steve talks with Tevi Troy, author of Fight House: Rivalries in the White House from Truman to Trump.