Does our Commander-in-Chief lie awake at night and worry about Iran and the bomb or Pakistan and the bomb?  Judging by his weak-kneed supplications to the Iranians, his tepid response to provocations and the anti-Israel tendencies of some of his appointees, one would think not.  The Wall Street Journal reviews a new book, 7 Deadly Scenarios, by Andrew F. Krepinevich, and points out the enormity of the threat:As the title suggests, Mr. Krepinevich's concern is with the worst that can plausibly happen to the U.S., geopolitically speaking, within the next decade. What's plausible? Well, Manhattan drowning under a global-warming induced flood isn't, at least in this volume. But Pakistan's nuclear weapons falling into the hands of Islamic extremists is plausible. (Indeed, to judge from the Taliban's recent territorial gains in Pakistan, it may happen sooner than Mr. Krepinevich thinks.) Also plausible are nuclear bombs being detonated in American cities, without there being...(Read Full Post)