John Heilemann: Did Trump Make an Ominous Shift on Iran?

At home, POTUS shows how much he wants to be like an Arab despot, plastering his mug all over the place and deploying the Justice Department to fatuously claim that Comey’s use of seashell art can rise to a crime. But on Iran, he seems to have backed off his promise of a short war, and he’s making pretty wimpy threats against the regime.