Read this for yourself:
https://www.justice.gov/jmd/organization-mission-and-functions-manual-attorney-general
...The major functions of the DAG are to:
Exercise all the power and authority of the Attorney General...
Act on behalf of the Attorney General for purposes of authorizing searches and electronic surveillance under the Foreign Intelligence Surveillance Act (FISA)...
Act as initial contact with the White House on pending criminal matters...
Be responsible for all DOJ attorney personnel matters...
So Sessions works and reports to Rosenstein?
Yeah right.