An early story during the lead-up to the current orange alert suggested the possibility of an anthrax attack. From Northeast Intelligence Network, Dec. 8, 2003 [I have no idea how reliable or authoritative this is; I'm just repeating something I found in a web search, since it might be of interest -- but note that we've heard much of the rest of this since then, from other sources]:
Does anybody know anything about this Northeast Intelligence Network or Jill St. Claire?
Nuclear, Bio, Chemical Weapons Threat Against US
Fed Source Calls Threat "Credible"
8 December 2003-- Communications found on a elusive jihad web site suggests attacks against New York City, Washington and Las Vegas in the US, and London in the UK. A detailed communications suggesting the spread of weaponized anthrax in New York through disbursement from the air (skyscraper) and the placement of "dirty bombs" in New York and the other cities mentioned were furnished to federal authorities. The federal contact termed the threat "credible" and stated that various other foreign intelligence agencies identified the same or similar communications and reported the same to DHS authorities. No specific information concerning the timing of this event was found.
Note to the reader: this information was obtained from raw intelligence data and it's legitimacy has not been fully confirmed. The purpose of posting this information/advisory is simply to inform the reader of the current content of terrorist communications. Developing --Jill St. Claire