That Cold War is so hot right now. A couple of days ago, the Secretary of the Air Force, Deborah James, cited Russia as “the biggest threat” to the United States. Today a New York Times headline blares: “Joint Chiefs Nominee Warns of Threat of Russian Aggression”—referring to Gen. Joseph F. Dunford Jr., the nominee to be chairman of the Joint Chiefs of Staff. So why all the sudden admissions when we’ve been playing two-hand touch instead of tackle so far?