Trump wants to surround himself with enablers and junkyard dogs, as we saw with the selection of the pugilistic Anthony Scaramucci as White House communications director.
Presidents like the personnel equivalent of comfort food — people with whom they have a long, happy history. Presidents often find they can only really trust people they knew before they took office, since it’s hard to trust new people at the pinnacle of power.
Rudy and Newt were both overlooked in the first round of administration picks. By reviving some of his original band members, he’s able to blame other people for his problems.