The battle for Kyiv is underway as Russian troops close in on Ukraine’s Capital. Ukrainian President Volodymyr Zelelnsky says “many cities in our country are under attack, as the U.S. and NATO reassure support to Ukraine. CNN Senior National Security Correspondent Alex Marquardt reports live form Kyiv on this rapidly developing story.

Plus, CNN visits the sites of some of fiercest Ukraine-Russia fighting, a Ukrainian couple spend their first day of marriage collecting rifles to defend their country, and why winning  Ukraine is not a piece of cake for Putin.

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