hasn t moved into ukraine. ukraine and russia did come to the negotiating table today for the first time since the war began. but so far, they ve only agreed to meet again. while much of the world is concerned, putin has made it clear that is nuclear forces are at the ready. and the west is escalating its own financial war on russia, adding crushing new sanctions that can, and will cripple an order you weak crush an economy. chris murphy tweeted this today, the u.s. and allies according to not only freeze the assets of putin s olive back allies, but the sees those assets as well. meanwhile, the mass exodus of ukrainians trying to escape shows no signs of slowing down. the un estimates more than 520,000 people have left the country so far. most of them women and children. men between the age of 18 and 60 cannot leave. they have to stay and fight. my colleague matt bradley is in ukraine, and nbc s raf sensuous