Biden wraps up trip to Ukraine war zone

<p>President Biden wraps up an unprecedented and dangerous visit to Ukraine with air raid sirens blaring as he and President Zelensky walked the streets of Kyiv. The National Security Council Coordinator for Strategic Communications John Kirby joins to discuss the importance of the trip nearly a full year after the start of the Russian invasion.<br><br></p><p>To learn more about how CNN protects listener privacy, visit cnn.com/privacy</p>