President Biden meets with European allies in an emergency summit and vows the U.S. and NATO will respond if Vladimir Putin uses chemical weapons. As battles intensify in several directions just outside of Kyiv and Ukraine fights to push back Russian forces, the U.S. announces it will accept 100,000 refugees fleeing Ukraine, and provide more than $1 billion in humanitarian aid.

Plus, the Ukrainian Navy destroys Russian ships, the U.S. announces new sanctions on hundreds of members of the Russian Duma, and Chef José Andrés and World Kitchen feed thousands of Ukrainian refugees displaced by war.

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