A wise Republican would quickly retort, "That is correct. Those involved in this investigation seem to have violated many laws, and this need to be investigated, as nobody is above the law. We should find out how this all started, by whom, and who broke laws over the following two years to keep it all going. Mr Mueller, when did you first know that the underlying evidence for this investigation was unverified?"
One of the repubs said Barr IS working on that question.