Bill Sweetman reports on US Strategic Command’s symposium on deterrence, where our new undersecretary for arms control was talking about a “path to zero,” which she said would be “one of the leading accomplishments of the 21st century.” The rest of the delegates then proceeded to talk seriously about deterrence policy while Tauscher read a choose your own adventure book in the back of the room. The French seem to have the most ambiguous policy on the use of nuclear weapons: