financial markets, stuart schweitzer, global market strategist at j.p. morgan private bank. nice to have you here with us. >> hey, susie, always a pleasure. there was a lot of talk about a global financial crisis. >> let's remember, greece is only 2% of the european economy, and so a pretty infintesimal fraction of the global economy. but the problem here is that the greek government has a lot of debt outstanding, much of which is held by greek banks and by banks all across europe. so if there were to be a default or restructuring on that debt, it would erode the capital and question the capital strength and the balance sheets strength of these different banks. that's the risk. that's the concern. >> susie: and u.s. banks are holding billions of dollars of greek debt. how exposed are they? how much at risk are they? >> oh, i don't think that the risk to u.s. banks is very large. i don't know the exact number in terms of the dollar exposure, but the thing to bear in mind is that the capital strength of u.s. banks is so much improved over the past couple of years. in fact, u.s