Mike Davis didn't think Donald Trump could get elected. Davis is the kind of Republican who backed Ohio governor John Kasich in the 2016 primaries, the kind of Republican who subscribes to the Wall Street Journal. Davis, 64, is the former mayor of Dunwoody, Ga., a small city in the state's 6th Congressional District, one of the most highly-educated districts in the country. Ultimately Davis voted for Trump, mainly because he was worried about the tilt of the Supreme Court. With the nomination of another conservative justice expected on Monday, following the confirmation of Neil Gorsuch in 2017 and a...