Russia is seeking a legally binding pledge that NATO will stop expanding east, including to Ukraine. If the US refuses, is war next? Scholar and author Richard Sakwa analyzes the growing Russia-Ukraine conflict and how Russiagate fueled it.

Guest: Richard Sakwa. Professor of Russian and European politics at the University of Kent. His books include "Frontline Ukraine: Crisis in the Borderlands" and his latest, "Deception: Russiagate and the New Cold War."

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