coming on 30 hours. weapons stockpile, dark family history uncovered. how did the gunmen in the deadliest shooting in american history fly beneath the radar of law enforcement? for more insight, our law-enforcement panel, former joint terrorism task force, steve rogers, former cia covert operations officer mike baker the dc police detective ted williams. thanks for coming on, we do appreciate it. how did somebody like this go from nobody had anything to this guy until he does something like this, usually there s an escalation in crime, there s nothing here. no domestic violence, nothing with law enforcement, no history of mental illness. i could go on and on. the motive is something police are scratching their heads