Here are the basics on the health risks posed by a dirty bomb, from a Federation of American Scientists document. The (relatively) good news is that it probably wouldn’t kill a lot of people, aside from those who die from the explosion. The bad news is it could effectively destroy a city by rendering it too radioactive to inhabit permanently. Brink Lindsey says well what turning New York or Washington into a ghost town would mean economically and psychologically — and why we have no choice but to crush Islamofascism while there is still time.