He’s going after the lawyers who provided the legal foundation, not the CIA spooks. He intends to destroy the rule of law in the United States, to the benefit of the leftist judiciary who can then totally ignore the vast body of precedent and simply adjudicate based on what they “feel” about a case.
Levin writes extensively about how the left destroys the rule of law and substitutes the rule of man in “Liberty and Tyranny.” If you haven’t read it yet, do so by all means.
In theory. He will paralyze the CIA if he starts down this path.