[668 - Neighbor of the Beast]

We’ll never know, because we can’t investigate the FBI, so we have to take their word for it.
We’ll never know why (or if) a guy who could kill half a dozen people with fancy anthrax, would take his own life with acetaminophen; a very slow, un-failproof and uphill way to die.

[MrB]

I might have missed it, but...

any idea as to the man’s motive, if he was the one that did it?