but the g20 only deals, as parag implied, with economic issues.nd when you look at the security structures, a lot of those big players that we talk about rising up, the chinese, indians, some of these others, they don't want to play in that game. nato struggled to go out of theater into afghanistan, and they don't want to stay there. they want to come back home, and is europe can't get together on foreign policy. isn't there a particular void in this era in terms of strut structures? >> no, i don't think there's a particular void in this area because i think that's always been the case. i think we overstatement the extent to which the united nations was ever all that helpful in managing all of our problems. i think we overestimate the extent to which nato was awl always helpful in managing all of our problems. i mean, if you think about president eisenhower and john foster dull husband in 1954 talking about the nato idea possibly run its course or the suez crisis in which we refused to help two of our allies in a war they're fighting. this is alwa