bike fences are up around the capitol this time as lawmakers gather for this moment of silence to mark this one year since the dark, deadly day. those barriers also serve as a stark reminder that there are still extremists who want to resurface according to the intelligence community. let s talk about that threat as we wait for the prayer vigil to start. i ll bring in former u.s. capitol police chief terrence gainer and my other guests. you spent many years in leadership positions at the capitol, chief. for years you ve called for a more secure perimeter. have those calls been taken more seriously in recent years? well, in some ways they have. in some ways we still refuse to think maybe long term around traffic and security. i don t think we ve addressed that. the nature of the threat has changed. this violent extremist is a very different threat than we prepared for years ago. i m sorry i have to