>> i think this points up one of the real dangers here is that they don't have to have a direct link. they don't have to be taking orders. i think one of the greatest threats we face is what they call lone wolf. people who are in america who have been radicalized. they can't get over to join this army. they do something on their own, go to a mall or an airport or whatever. i do think though if there's any good news in all of this both in the london case -- in the jihadi john case and in the new york case law enforcement and intelligence and cooperation between our countries worked. we tracked these guys down. we knew who they were before they were able to do something damaging to our country. i think we have to acknowledge that the fbi and the other -- the intelligence agencies you know they had successes today. hopefully, they will maintain that. >> you can succeed a lot. but if you fail once -- clapper