Unibomber, etc. - that was all internal mail, nothing to do with Customs.

And the anthrax thing was very suspicious, IMO. Either we WASTED boatloads of money developing it as a bio-weapon of dubious utility, or it wasn't meant to kill many. I do NOT put it past the Neocon Junta to do it themselves, in order to whip the people into a war-time frenzy in short order.