i m hala gorani live in lviv, ukraine. the refugee crisis keeps growing by the day. the u.n. says more than three million people have now fled ukraine since the invasion started nearly three weeks ago. poland has taken in the most refugees by far, almost two million as of tuesday. this map shows you the other neighboring countries where ukrainians are fleeing. some of them are going on to third countries. as we ve reported, the majority of people leaving are women, children, and the elderly. even as the refugee numbers continue to grow, cnn has found that some women are now heading back to ukraine to lend their support in the fight. here s cnn ed lavandera. reporter: the rail line from ukraine ends at platform 5 at the train station in poland. after refugees walk off, this same train will go back. for weeks it s mostly been men returning to join the ukrainian fight against russia.
now i feel that all ukrainians my relatives. reporter: before she leave, maria shows us a heart-shaped ukrainian flag given to her by polish children to protect her. those returning walk past a carriage that says safety above all. but the train leaving platform 5 disappears into a war zone where safety is a dream. ed lavandera, cnn, poland. well, still ahead, as explosions ring out in kyiv, the city is under a strict curfew aimed at preventing more civilian casualties. our breaking news of the war in ukraine continues after a break.
chances. they re going the relief wells irrespective of whether the static kill works or doesn t work. part of the caution pre caution and redundancy. yes, they could kill the well with those procedure, with the static kill, but it s not going to be done until they say they ve finished the relief well and filled it with a massive cement plug down there at the bottom. they may not need to do that, but it ee something they re going to do as an insurance policy to make sure this threat is done for good. wolf? a critical moment right now. david, thanks very much. and none of this can come too soon for the men and women who make their lives in the gulf water and in fact it may be coming too late for many of them. let s go to ccnn ed lavandera.