Trump appointed Rosenstein, not Sessions.
And Trump didn’t appoint Ratcliffe to DNI. Why is that?
Sessions singlehandedly kept an amnesty bill from passing. He deserves more credit than you give him.
The skill set of a Senator and of an administrative position such as AG are two different skill sets. Sessions was a great senator and not so good AG. He will be back doing what he does best and that is fighting illegal immigration.