especially what is the concern of finding them when it's gone so public with paris and attempting to find paris and in this country and what happened in california. >> again, i don't want to talk about the situation in california because there is still an ongoing situation to determine exactly what transpired and what motivated those individuals to take the terrible indefensible violent action that they took. >> let me just say that our president and national security officials have talked about how challenging it is it to to disrupt, particularly lone wolf attacks. that is work that has drawn the intense focus of law enforcement both at state and federal level. something that the intelligence community is focused on as well.