themselves to staying in lviv or they're in lviv only because they have to be because they've maybe made several attempts to get out towards poland already and it's failed. it's difficult if you're traveling with elderly people, traveling with small children. you can only wait outside in the cold reasonably so long. the mayor of lviv says his city has essentially reached its capacity to help. he says 440 schools and other cultural buildings are being used to house and feed people on top of 85 churches and other religious buildings. he says he needs help from international aid organizations, they need food, water, bullet proof vests and they need foreign volunteers to administer all of the aid. >> scott mcclain, thank you very much. the pentagon says that large russian military convoy outside of kyiv is still stalled but