“they pulled every one into a room, either all together or one at a time, and asked them if they did it”
I believe that in the interest of fairness, they first briefed everyone on the serious legal, employment (and perhaps physical) consequences that would face anyone found to be involved in such behavior, and further explained that due to their limitations, lie detector tests cannot be used as evidence in federal courts...
LOL.
No doubt. They probably added that the TV show, “Lie to Me” is a bunch of malarkey and that nobody can really tell when a person is lying.