Mike Bloomberg’s campaign just went there with Donald Trump. After coming under a barrage of attacks from the president Sunday, Bloomberg responded by calling Trump a “pathological liar” — standard rhetoric among Democrats. But then his campaign went further. “The president,” Bloomberg spokeswoman Julie Wood said, “lies about everything: his fake hair, his obesity, and his spray-on tan.” Not since Marco Rubio mocked Trump’s supposedly small hands — a stand-in, the unspoken logic went, for lacking in another anatomical department — has one of his rivals tried to play the personal insult game against the disparager-in-chief. The common belief is...
