THIS IS A RUSH TRANSCRIPT.  THIS COPY MAY NOT BE IN ITS FINAL FORM AND MAY BE UPDATED. MILES O'BRIEN, CNN ANCHOR: The FBI is faced with multiple missions. In addition to the latest terrorism warning, the agency is trying to get a handle on the anthrax mailings, and so far, it doesn't know the source. Susan Candiotti has details on all of this from Washington -- good morning, Susan.</s>SUSAN CANDIOTTI, CNN CORRESPONDENT: Good morning, Miles. Is there a connection between the new terrorist warning and the anthrax scare? No, says the government. But it does come as the FBI struggles for answers, so far, unable to ease concerns about when the anthrax threat will end.</s>TOM RIDGE, HOMELAND SECURITY DIRECTOR: This continues to be a very aggressive, ongoing investigation. There are a lot of theories out there. We just need some facts to turn a theory into reality.</s>CANDIOTTI: They do know the Daschle anthrax contained the additive, silica, which experts tell CNN, is commonly available as a drying agent in pallet form like this.</s>O'BRIEN: Susan Candiotti in Washington -- thanks much. TO ORDER A VIDEO OF THIS TRANSCRIPT, PLEASE CALL 800-CNN-NEWS OR USE OUR SECURE ONLINE ORDER FORM LOCATED AT www.fdch.com.
FBI Faced with Multiple Missions