John McCain has once again shown he has no loyalty to his party, his friends, or to his voters. In likely torpedoing what may prove Republicans’ last effort to rid the country of ObamaCare, McCain evinced the nostalgia of an old man for better times. He wants the Senate to operate as it once did, with bipartisan comity and regular order. Yes, and I’d like to return to the days when kids were addicted to twilight stickball rather than video games. Those gentler times are long gone. What we have now is a bitterly divided Congress, and country. Democrat leaders...