President Joe Biden is back in Poland to commemorate the one-year anniversary of Russia invading Ukraine. CNN Political Director David Chalian explains how Biden offered a rallying cry for the West in its support for Ukraine, and a rebuke for Russia’s President the same day Vladimir Putin gave his own remarks on the war. Plus, some declared and hopeful 2024 GOP candidates have different opinions about the US’ involvement in the conflict.To learn more about how CNN protects listener privacy, visit cnn.com/privacy