as rapid as this one. our by hour, minute by minute, more people are fleeing the terrifying reality of violence. >> u.n. estimates that 90% of the ukrainian population could face poverty and economic vulnerability if the war doesn't end soon. that could set the country and the region back decade, leaving deep social and economic scars for generations to come. cnn is monitoring the refugee crisis in poland and we're joined live from near the border with ukraine. i'm struck by the sheer number of people flooding this there. a huge stress on the refuges themselves, obviously, and on the city as well. >> that's right, and i think your point a moment ago was a good one. it is the speed with which these extraordinarily high numbers of refugees have been flooding over the border.