countries to do it as long as there is no u.s. involvement? >> don, what other countries do, i mean that's their -- their choice, and the united states certainly does not stand in the way of other countries providing assistance. but, again, we're going to remain focused on those things that we know are making a difference. and what's making a difference in this fight for the ukrainians is the provision of anti-aircraft systems, the provision of armored -- anti-armor systems, and also other things that have been effective for, you know, the ememplo employment of drones. you've heard the president say most recently what we're doing, the kinds of things we're providing. he just -- we just signed -- just provided authorization for us to provide an additional billion dollars worth of security force assistance. that's remarkable.