Today, President Biden sat down with British Prime Minister Boris Johnson for the first time since taking office. Kristen Holmes explores their tense personal history as both leaders look to revamp US-UK relations. Plus, President Biden announces a plan to donate 500 million vaccine doses to the rest of the world and Rep. Ilhan Omar's comments on Hamas, Israel, and the US divide Democrats.To learn more about how CNN protects listener privacy, visit cnn.com/privacy