Columnist Charles Krauthammer said that the second Fox News debate was “much more substantive than about any other,” and that former Florida Governor Jeb Bush had a “very strong night,” New Jersey Governor Chris Christie “did well,” Texas Senator Ted Cruz and Florida Senator Marco Rubio “had their moments,” but Cruz “had a bit of a rocky start,” while Rubio “had his rockiest night” due to the questioning of his immigration record on Thursday’s “Kelly File” on the Fox News Channel. Krauthammer said, “There was a — it was a very spirited debate. It was much more substantive than about any other, and there was almost none of the ad hominems and the insults that one had heard in the earlier debates. There was a lot of hard questioning and a lot of tough exchanges, but it did not have anything to do, I thought, with the kind of personal level that we’d heard before. I’ll leave it to the viewers to figure out why.” He continued, “Secondly, I thought it was interestingly the best night that Jeb had in all of the debates, and I might even say I think he might have had the best night of the