but a company associated with karimov and the swiss accountant paid many millions of dollars in finestle this and to make it go away, and that's just part of the kind of trail of corruption that has followed karimov. >> a trail of corruption and a big trail of money. that's a lot of dough, greg. the ties between these russian billionaires and the kremlin aren't always clear. if we don't know for sure where they're getting their money from or how they're moving it around, how much harder does that make it to effectively sanction these oligarchs? >> well, there's two parts of that question. one is it may make it impossible in some cases, don, to actually ever freeze that money, let alone seize it. if you can't find it, you're not going to be able to lock it down. on the other hand, other aspects of the sanctions may make it very difficult for these oligarchs to get their hands on that money or to make use of it. i mean, they can't fly into europe now. they can't afford to heavy ru -- leave russia. they can't afford to spend that money the way they might want to. in fact, as you alluded