At the United Nations, President Biden urges the world not to grow weary on standing with Ukraine, but that might be a tougher sell in Washington. Plus, what a central witness in the Trump classified documents case has now reportedly told federal investigators. It relates to what the ex-president apparently urged her not to tell them. Also, Rudy Giuliani is now being sued by his own attorney. To learn more about how CNN protects listener privacy, visit cnn.com/privacy