At Barron’s, we try to look beyond any momentary chaos in the markets to anticipate what might move them in the future. So, too, with our coverage of Washington. There was plenty of chaos at Thursday’s Supreme Court nomination hearing, and we don’t expect the turmoil to end before the Nov. 6 midterm elections, or after. Our concern is with the longer-term impact of these historic races—specifically, what the outcomes will mean for the capital markets and investors. The stakes are particularly high in this election season, given America’s tariff battle with China, a growing federal budget deficit, and an aging bull market,...