Biden sending additional aid to Ukraine following Zelenskyy's plea to Congress
President Biden announced the U.S. will send an addition $800 million in security aid to Ukraine. He made the announcement hours after Ukrainian President Volodymyr Zelenskyy gave a speech to Congress, pleading for more help. CBS News foreign correspondent Imtiaz Tyab joins "Red & Blue" from Lviv, Ukraine, to discuss the impact the aid will have on Ukraine as Russia's assault on the country rages on.