Amanpour: Jim Mattis, John Redwood, Margaret MacMillan and Salman Rushdie

Jim Mattis, the Former U.S. Defense Secretary, joins Christiane Amanpour in New York to discuss leadership, the Trump administration and his new book "Call Sign Chaos: Learning to Lead." John Redwood, the British Conservative MP, talks about British Prime Minister Boris Johnson suspending Parliament in the midst of the ongoing Brexit negotiations. Margaret MacMillan, History Professor Emeritus at Oxford University, discusses the wider impact of this move. Renowned author Salman Rushdie talks to our Walter Isaacson about his decade in hiding and his latest Booker prize-nominated novel "Quichotte."