isis is a group that was founded late last year after they broke away from al qaeda. now, there are several components to the group itself. one of its largest component have said former iraqi army members, soldiers, members of the sunni arab community inside iraq itself. they have been able, over the course of the last year or so, grown their ranks, grown their numbers by tapping into social resentment in the sunni/arab communities of the western part of the country, and that has allowed them to grow. but they now also have, in addition to that, foreign fighters that have come in by the hundreds and who have joined their ranks. we ve seen documentations, as well as heard from firefighters who have come from europe, including places like chechnya, central asia, as well as north africa. they also have that, but their