evan peres is joining us. what are you hearing from your law enforcement sources? >> this case really represents an escalation of this threat from isis. until now, we have been hearing about isis and we have been hearing about their recruits most of them have come from around the country and you know they are trying to reach syria to join the militants. in this case we are talking about new york and that's something that we hadn't seen before. i'm told by law enforcement officials that there are other cases they are investigating. they expect they will be able to bring charges against other individuals who are planning to join isis or trying to carry out attacks here in this country. one of the things they are watching is jfk. jfk is a point of departure for a lot of flights to europe which is a conduit for people trying to get over there. >> i want you to listen to what james comey, the fbi director said today about the growth of