You might be well advised to spend some time in front of the television of record the aforementioned documentary about the national response to a nuclear weapon detonation in Washington DC or one of America's other cities and the realistic aftermath of such an event.
It is an eye opener and well done. This information is invaluable to your preparedness efforts and the supporting document below can assist in your understanding of the realistic threats posed by terrorists in our midst.
You can review the PDF document that served as the basis for the report on the ICE DIY Page.
Want more scheduling information - visit the History Channel: http://www.history.com/shows.do?action=detail&episodeId=481864