Sometimes it’s the little things that suggest a campaign has, at least for now, weathered the Obama storm and is moving smoothly into the summer. Hillary Clinton’s Tuesday morning press conference, announcing her endorsement by Sen. Robert Menendez of New Jersey, had a multitude of those little omens. 1. Few if any defections of consequence. Hell hath no fury like a woman scorned, and opportunism hath no representative like a New Jersey politician. (Think of former Sen. Bob Torricelli, creator of the Torricelli rule that limited the use of CIA sources with checkered human-rights records, ripping into the Central Intelligence...