But it led me, as I thought about the situatio in Tehran and the leadership uncertainty there, to want to I asked John Meacham, an eminent presidential historian, what's the nature of leadership for an American president in wartime. Because Donald Trump in a way that really he hasn't faced before, now confronts that question, John. What does a wartime leader do in America in a big war.Well, it depends on the era, obviously. Our friend Michael Beschloss wrote a monumental book about this called Presidents of ...