Six out of 10 Americans think it would be OK to nuke Iraq. And the president wants the option to use H-bombs preemptively in the war on terror. So what would be the Armageddon punch of choice for the Butcher of Baghdad and a million or so people standing too close to him? Since The Washington Post spoke for the people on deployment of nukes, it would be good for some people to know that the go-to bomb would be the B-61—one of the nightmare weapons of the thermonuclear armory. Also affectionately known as the "burrowing bomb," the newest edition...