they've got to exhaust them on the what's called the savochkin line, which is the main defensive line. and once they've done that , i would ukraine. and once they've done that, i would imagine that putin will wind up to launch an offensive back against ukraine. but in order to do so, he needs a lot more artillery , tanks and a lot more artillery, tanks and other weapons. and he's got now and north korea is an ideal place to find that beyond what he can manufacture for himself. final thought, richard, but potentially very important one, a drone that landed and exploded in romania a couple of days ago. >> it has not yet been confirmed that it was a russian drone, but the suspicions are building that it was is that would be a russian missile onto a nato territory. history is littered with horrible outbreaks of war that happen through accidents . that happen through accidents. could this possibly be one of those? >> yeah, of course. we've seen this before . earlier in the war, this before. earlier in the war, we saw a russian well, in fact , we saw a russian well, in fact, it turned out t