Inside Putin's Brain -- Why Is He Doing What He's Doing?

Many people think Vladimir Putin has, to put it mildly, lost his way, and he's become irrational in his actions.  One of the most internationally respected writers on the Putin legacy, Professor Timothy Frye of Columbia University in New York, joins us with his thoughts.  Then a different angle to the story that has the world's attention -- how the story is being covered.  My old colleague and one of the best war correspondents I've known in my career, Brian Stewart, is with us for that discussion.