There was no reason to allow an illegal special council to be set up - it was not a valid investigation. And all the congressional information that has poured out demanded more than a 'looking into' from him. Indictments are way overdue.
Sessions is an integral part of that coup. Mueller’s soviet style special counsel could not have happened without Jeff Sessions and his handpicked DAG rod rosenstein. None of that happened by CHANCE—It was all orchestrated from the get-go