As the inevitability of a Donald Trump nomination grows, many Republicans are moving to the acceptance stage of grief. Trump’s unfavorability ratings are historic for a presumptive nominee. Some reputable polls have him as high as 60 percent negative, many others have him losing by double digits to Hillary Clinton. Retention of the Senate, already an uphill climb in an election year swelling with vulnerable Republican incumbents, is an equally dim prospect. Not all conservatives have given up the ship. The presumptive Democratic nominee is a hair away from federal indictment. The presumptive Republican nominee is a reality-TV lunatic who...