Rand Paul, Mike Huckabee and Chris Christie, in case you're wondering.I’ve said this before, in various places. But here’s Andrew Ferguson, saying it over at the Weekly Standard: Boy, that didn’t take long. Over the span of a few short days in late January and early February, three members of the top tier of Republican presidential candidates demonstrated why they’ll never be president. They didn’t do anything to disqualify themselves directly, just revealed the traits that will make them appear unsuitable to most voters by the time the campaign really heats up, say, when the presidential election is a mere...