Anyone who has worked on terrorism for the past 20 years will recognize the murderous techniques employed in the most-recent monster bombings at the Jordanian embassy, the United Nations headquarters in Baghdad, and the shrine of Ali in Najaf. They all bear the imprint of Hezbollah's infamous chief of operations, Imad Mughniyah, the same man who organized the terrible mass murders at the U.S. Marine barracks and the American embassy in Beirut in the mid-1980s, and also, in all probability, the bombing of the Jewish community center in Buenos Aires a decade later. And this conviction is strengthened by the...