40000 people for context that's roughly the size of a population of the center city washington d.c. there's no way to calculate at this point how many people are here because so many have poured in here in recent weeks from other towns and many of them are staying. many are continuing to other countries. trenches on the centered transit points to get into poland. people are taking the train there about 3.7 million people have fled the country for other places but still double the number of refugees here in ukraine with nowhere to go. >> is a crisis the likes by which we have not seen since world war ii. alex hogan live in lviv, ukraine. alex, thank you. president biden said the u.s. will help in europe's reliance on russian energy. and back at home gas prices well over $4 a gallon.