The sawed-off shotgun resulted from undercover FBI agents enticing the dad and husband into sawing the barrel off in order to entrap him in their sting.
When the FBI took over, the BATFE made Weaver out to be a violent, dangerous extremist.
It was a combination cluster-fk between the agencies.
People should have lost their jobs, at least.
Anything between agencies ["interagency" as it is called in DC] is a CF. It is hard enough getting divisions within one agency in the swamp to work together. Nothing good happens "interagency." Whenever you hear the word "interagency" run for the hills. It's where agencies exile their "very best people" you know the kinds of folks TRex has assigned to clearing up the large backlog of FIOA requests.