I believe this point was settled against Holder & the 0bama regime in “United States v. Nixon.” I’m sure you remember that Supreme Court opinion; it was brought about by a number of Congressional Hearings where information of criminal activity on the part of the executive branch was sought by Congress. In fact, all of those proceedings have the status of sacred and holy objects in the church of liberalism.
How ironic that yesterday’s sauce for the goose is being cooked up for the gander today.
Proceed with the contempt motion. They should have claimed their “privilege” long ago.