It is unclear whether moves targeting the former F.B.I. director James B. Comey and the former C.I.A. director John O. Brennan will lead to charges.

CIA Director John Ratcliffe is using his position to go after President Donald Trump’s domestic critics. It is bad enough, though not uncommon, for an agency head to politicize intelligence—to cherry-pick information or contort facts and analyses to fit the perceptions and policies of the president.