Katrina vanden Heuvel on Putin's "Indefensible" Invasion & Why NATO Is at the Root of Ukraine Crisis

The Nation's Katrina vanden Heuvel, who has reported on Russia for decades, says many observers were shocked" that Russian President Vladimir Putin ordered an invasion of Ukraine, calling it an indefensible" decision. President Biden ordered strong sanctions on Russia in response, but he has also heeded critics' warnings not to send troops to Ukraine in order to avoid a world war. Vanden Heuvel says that it's vital that instead of further military escalation, there be a diplomatic escalation" to resolve the crisis and end the war.