Hostilities in eastern Ukraine have more than once resulted in a call to arms for Kiev’s Western allies, a call that has, time and again, raised the threat of a direct confrontation between Russia and the United States. But this past week, as the tensions in eastern Ukraine were heating up, something unexpected happened – President Biden picked up the phone and placed an actual call to Vladimir Putin. What’s on the line here? To discuss this, Oksana is joined by Evgeny Buzhinsky, a retired lieutenant-general of the Russian Army and chairman of the executive board at the PIR Center.