“Fact-checking” is like “fake news”: Something that is now entirely in the eye of the beholder. At the vice presidential debate this week, the CBS moderators once again tried to show that they were the fair and impartial people in the room Except that — as with the Trump-Harris debate — they only seemed interested in fact-checking in one direction. Against the Republican. On Tuesday night the subject of Springfield, Ohio, once again came up. And once again Springfield revealed one...