The standard rumor at the time was that Rumsfeld as chief of staff had persuaded President Ford to appoint George H.W. Bush as director of Central Intelligence assuming that that got rid of a potential competitor for the presidency.
Another factor is the decision made in 1976 to sharply divide the FBI and...
I wasn't privy to all of the intelligence that was coming in about Guatemala...
There are no guarantees. From the viewpoint of fear none are strong enough. From the viewpoint of love none are necessary.