now no one around them spoke up and they were going to these firing ranges in the vicinity up todays before the attack last week. shawn, to you. the fact that we heard the fbi assistant director that there was no open case and no open file, nothing on the male shooter ahead of this. >> that goes to the point of self-radicalization. the concern that law enforcement, the joint terrorism task forces have with this phenomenon that people are in their living room, online individually or potentially as husband and wife. they are not sharing, they are not out at a mosque or out interfacing with other people. this is something that is very difficult to identify. what i will say is that when the fbi said that they were ra radicalized, it sounds like it was emphatic and likely have found some information in the course of the serge whether it be through the media analysis or