foreign nationals living in britain or british citizens who returned from terrorist training camps in pakistan or elsewhere around the world. but what we are facing in iraq in isil is a great and deeper threat 0 our security than we have known before. in afghanistan the taliban were prepared to play host to al qaeda, the terrorist organization. with isil we are facing a terrorist organization not being hosted in a country but actually seeking to establish and then violently expand its own terrorist state. and with designs on expand something jordan and lebanon up to the turkish border we could be facing a terrorist state on the shores of the mediterranean. we cannot apiece this ideology. we have to confront it at home and abroad. we knees a tough and intelligent and comprehensive approach to defeat the terrorist threat at its source. tough in we need a firm security response whether that is action to go after the terrorists, international cooperation on intelligence and counterterrorism and uncompromising measures against terrorists at home. but it must also be an intelligent political respons

at the most they wanted to run afghanistan, maybe pakistan in their own 14th seasontureleyy kind of way. al qaeda we fought them but what are they trying to do? terrorist acts. but they are not looking to have a bigger run the world agenda. isis does. it's the on one of these territories that we fought that wants to control territory. they want to be a nation state. they are calling themselves the caliphate, the nation state. they have controlled large parts of syria and iraq. they want to spread through the entire region. they have said jordan and lebanon are next. they want all the resources of a wealthy nation state, oil, military and they want to take over the world and they will kill anyone in their way. they will behead christian priests and mongs. christians, jews and their own fellow muslims. eric: there are reports of beheading young children and putting their heads on sticks in parks. what's also chilling the leader of the group, we had him in custody in 2004. he's in custody and what does he say to us reportedly? "i'll see if you new york." that a direct threat from the head

intelligence officials say isis presents a credible alternative to al qaeda in pakistan and there is strong evidence that foreign fighters are leaving iraq and returning home, they believe to set up cells on behalf of isis. martha: any isis settles found outside of iraq and syria where we know them to be? >> reporter: u.s. intelligence officials confirm foreign fighters are tasked to establish cells in their home country or dog it on their own initiative. they were arrested in kosovo, part of former yugoslavia. they had weapons and some hidden in makeshift amongs that double as recruiting stations. >> these are real threats to the united states and our european allies and they have thousands of people who are showing up for jihad that have western passports. that is a recipe for disaster for the united states, if we do not deal with it. >> reporter: u.s. intelligence officials also assess the group is presenting a credible alternative to al-zawahiri the successor to usama bin laden because they are winning war with quick response team with postings after major events and isis is usin