We know that. Or most do. What we don't know is if Mueller was "under cover" or has been turned to work for good. I like to say is he like Game of Thrones Varys or Little Finger ? At best a gray hat, he has a very dirty past to anyone not blind or worshiping the police state. Or part of their dirty cop and lawyer crime syndicate as Sidney Powell and Robyn Gritz describe from personal experience in this great interview. https://youtu.be/1YrK2C2RYOk