are consequences to an escalating conflict in eastern ukraine. that it is not going to be localized. it is not going to be contained. what we've seen here is just in one country alone, our great allies, the dutch, 150 or more of their citizens being killed. and that, i think, sadly, brings home the degree to which the stakes are high for europe. not simply for the ukrainian people. and that we have to be firm in our resolve and making sure that we are supporting ukraine to bring about a just cease-fire and that we can move toward a political solution to this. i'm going to make this the last question. lisa? >> do we know yet about americans on board? and how do you prevent stricter