Host Ruben Navarrette talks with his old friend, and college classmate, Ron Granieri -- who is now Dr. Ronald Granieri, Associate Professor of History at the US Army War College -- about his specialty: Europe, NATO and US-European relations, all in the context of the current crisis in Ukraine.

Guest: Dr. Ronald Granieri, Associate Professor of History in the Department of National Security and Strategy at the United States Army War College