The republican leaders are in on it in that they want the problem to go away just like the Dems. The republicans know that this is intentional. You would have to be dumber than a box of rocks not to, and yet they are not going to do squat about it.
The entire city is blackmailing one another. Another obvious reason for term limits.
Can the House republicans appoint an independent or special prosecutor? I think that powers is available only to the Attorney General. The House republicans can investigate and then recommend findings to the AG. But if Holder ignores it nothing they can do.