“Megyn Kelly shut down a Trump supporter who said Japanese internment camps were precedent for a Muslim registry”

I don’t know what Mr. Trump or his administration might have in mind.  Mr. Trump hasn’t exactly been noted for the systematic rigor or consistency of his policy thinking.  And I recognize the need for security and share concerns on that score.  But this sort of thing demands very careful watching:

http://www.businessinsider.com/megyn-kelly-muslim-registry-2016-11