Mueller must be as incompetent as they come. He has embarked on a witch hunt and cannot find the biggest witch of them all - Hillary.
Dirty Cop Mueller was FBI Director and allowed Hellary to install a private server which illegally stored Classified, Top Secret, SAP documents and violated the Espionage Act.
Dirty Cop Mueller was FBI Director and assisted/protected Hellary’s Uranium1 treason.
...just to name a couple of his resume lowlights.