Interviews with: National Security Adviser Jake Sullivan, Rep. Liz Cheney, former CIA Director General David Petraeus, Canadian Prime Minister Justin Trudeau, European Commission President Ursula von der Leyen, Global Citizen CEO Hugh Evans

As the world expresses horror at Russia's indiscriminate attacks on Ukraine, and demands for justice grow, President Biden says the US will "ratchet up the pain" for Vladimir Putin. But can Russia's leader be stopped? Reporting from Lviv, Jake Tapper puts that thorny question to Jake Sullivan, Liz Cheney, and David Petraeus.  Also: Russia's invasion has forced millions to flee the violence. In an exclusive joint interview, Ursula von der Leyen, Justin Trudeau and Hugh Evans explore the burgeoning refugee crisis.  Plus: a deep dive into Ukraine's painful history of oppression by the Soviet Union and its impact on their fight today. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices