Even better, this guy, while a snake, will cheat the Compost of their Big Story by answering questions and stating facts that will not jive with whatever further smear the Compost had planned.
The Compost was counting on "Dead Men Tell No Tales" lack of cross-examination.
It turns out he was a disgruntelled FBI employee who was passed over for the Director's job. No nobility in the old fart, just sour grapes.