Fox News is wall to wall with dead-eyed politicians telling you that Iran is a dangerous “sponsor of terror.” Softening up the base for a war. But what exactly does that phrase mean, and how does it apply to the United States? Here’s one measure: over the past twenty years, how many Americans have been killed by Iran on American soil? Try to find that number, and then compare it to the number of Americans killed by drug ODs. Or suicide. Or illegal aliens. Or carjackings, diabetes and the Covid vax. Still think Iran is the greatest threat? How about...