dr. aron, dr. katz, just basically called into question whether assad is actually as anti-isil as we have been led to believe. could you give us your assessment of that, please? >> i'm sure mark looked deep into that. i was concentrating largely on the spread of fundamentalism, militancy inside russia from the north caucasus. but intuitively, you know, gangsters usually find common language. stalin did with hitler, for example. so i would not be surprised if that's the case, and in any case they do come to blows up first they take care of the pro-western liberals. and again, you know, that may not just apply directly to the free syrian army, but historically i would think that that's probably quite accurate. as somebody who's been dealing, studying putin and his ideology and his goals, i agree that, even regardless of what his plans are with respect to assad per se, i think they are secondary. i think the most important thing to putin in syria is what i call the implementation of the putin doctrine, as i articulate a few years back, which is the recovery of geopolitical assets lost by the soviet union in the fall of the soviet state. he wants to establish the presence of russ