The British newspapers carried his answer to that question only a few weeks back.
Step one may have been the headline, though I'm not sure. It was; Deport Them.
From what I have seen...on Hannity is, that a wall/fence/whatever-no pun intended, and that all of them would have to go back and that he would speed up the process for the desirable ones to return LEGALLY.
Now I aint got a problem with that.