The headline on CNN was "Cheney Attacks!" Correspondent Tom Foreman commented that "even in the bare- knuckle world of Washington these days, this was a remarkably sharp attack by the former vice president just weeks into President Obama's term." And how had the former vice president expressed his fabled bellicosity this time? In an interview with Politico.com, he warned that there is a "high probability" that, in the years ahead, terrorists will attempt to use a nuclear or biological weapon to mass-murder Americans. Cheney said he was concerned that the Obama administration may discard some of the policies that have...