and so this is still that several dozens have managed to make it back to the u.s., and many of them weret not on the u.s. law enforcement radar to begin with, because some of them radicalized so quickly they made it over before they were caught. that is one example of the big issue here. >> and as i look at the executive summary, the final point they make is that ultimately severing the foreign fighter flow is going to be at the hands of the eliminating the problem in the first place, and bobby ghosh, to you, yesterday we had two divergent opinions from two leaders of how to do that. and the united states wants a regime change, and assad out of syria, and the russian president say saying, not so fast, and look at what happened when that was effectuated in iraq, and it could be worse than what you have now, and so could there be a solution on the horizon? >> neither of the world leaders have offered a real solution apart fromer generic bromide s a coordinated effort, and these young men, and they are mostly young men traveling around the world to get to syria, they don't care what vladimir