having “strategic” warning of an imminent enemy attack—an intelligence warning received prior to any enemy weapons having been launched against us. But planning on strategic warning is dangerous,44 and this cannot be overemphasized.… If we are to be realistic and accurate before the event, the most positive answer we can ever expect to the question, “Are the Soviets going to attack us?” is “Perhaps.” And the answers to the other important but vexing questions, “When?” and “Where?” will be even more uncertain.… The real