[x]

He was part of the "intelligence community" and interprets attacks on government agencies as attacks on the country, and skepticism about the Russia story as collaboration with Putin.

Also, he's peeved at the attacks on Mueller, who served in Vietnam (Peters didn't) and was decorated.

Question: Has he really changed? Or is he just doing the sort of thing he was always doing?

[Dr.Deth]

Behavior like this is almost always the result of being compromised. And usually it’s something really really bad.