would most likely be involved with this? who would be on your list? >> top of the list of course is al qaeda. they built networks in europe the past couple years. it's not necessarily possible to give them a particular name. but they are people who people an allegiance to al qaeda and they would have felt they needed to do that. so there is no particular group, but they are networks of individuals acting on behalf of al qaeda. martha: there was one reference of islam. is that a group you with look to to examine in this? >> ansar islam was founded by a guy given political asylum in norway. indictments against him were brought last week. it may be related to that. they are basically sharing the political ideological agenda of