Over the weekend, Kasich’s campaign teamed up with Trump’s operation in Michigan to help Trump delegates gobble up convention committee posts that would otherwise have gone to Cruz. While the effects of the Michigan deal may be marginal, it was the best evidence yet that Team Kasich is more comfortable with a Trump nomination than a Cruz one. The Kasich campaign defended aiding Trump on the grounds that Cruz deserved it as a punishment for trying to scoop up too many delegates. But whether it was bad blood, pique or part of a larger strategy, Kasich’s part in any anti-Trump...