alt Hacker NewsIt was really John Ehrlichman who revealed the truth. Listening to the Nixon tapes, he (Nixon) spent the entirety of his days scheming against political enemies and people he simply didn't like.
https://www.cnn.com/2016/03/23/politics/john-ehrlichman-rich...
You really shouldn't need a citation for something so easily verifiable.
That’s not easily verifiable, it’s one person’s account after Ehrlichman is long dead, the interviewer having dug through “old notes” many years after the interview.