there is certainly no law that says you can t impeach a president unless you find a quid pro quo. that s up to congress. john dean, we don t know what bolton would testify to. we re not there s no way of knowing exactly, other than reports that he had described some of giuliani s stuff as a drug deal. do you think bolton is looking for legal or political cover by his attorneys insisting there be a subpoena in order for him to testimony testif testify? i think he s probably looking for some political cover here, where he didn t voluntary walk in, and he can keep his credentials with the republican establishment that he wasn t necessarily a voluntary witness. a subpoena would resolve that issue for him. as to the scope of his testimony, anderson, what he can do is very unique. he can place this in an overall context of the national security council s policy and positions