getting a briefing on the humanitarian crisis there. we are following all of that for you this hour. meanwhile, just across the border, a new intelligence update out just out says ukrainian forces have reoccupied towns and defensive positions more than 20 miles east of kyiv. but that glimmer of hope is tempered by the tragic reality of war. the mariupol city council says eyewitness reports suggest about 300 people were killed when the russians bombed that theater in the hard-hit city on the southern coast. we should note at this point nbc is not able to independently verify that claim, but in just a few minutes i'll talk to igor, who will talk about what it's like to be living in ukraine right now. we start with our team covering the latest developments on the ground. kelly o'donnell in warsaw, poland, following president