A bombing in New York City’s Chelsea neighborhood wounded 29 people Saturday night. Another bomb was found nearby and defused. Earlier the same day, a bomb had gone off in New Jersey, causing no injuries. On Sunday more bombs were found and defused at a train station in the Garden State. Meanwhile in Minnesota, a terrorist with a knife wounded 10 people in a mall Saturday before being stopped by the proverbial good guy with a gun.

Because nobody was killed (save for the Minnesota terrorist) in any of these attacks, many commentators...