Thune had no practical way to stop it.
This is the stuff that has gone on in the Senate since 1804.
Politics is a tough sport. I doubt that Trump is going to win this in the courts. He should appoint her to some office in the AGs world, declare victory, and get on with life.
This is not a hill Trump should die on.
Blue slips should not apply to judges or prosecutors, in line with the Reid Rule for filibusters.