(CBS) In this exclusive story, CBS News chief investigative correspondent Armen Keteyian reports the latest terror attack to America involves the possible use of poisons - simultaneous attacks targeting hotels and restaurants at many locations over a single weekend.Read the full story at CBS News.
A key Intelligence source has confirmed the threat as "credible." Department of Homeland Security officials, along with members of the Department of Agriculture and the FDA, have briefed a small group of corporate security officers from the hotel and restaurant industries about it.
"We operate under the premise that individuals prepared to carry out terrorist acts are in this country," said Dec. of Homeland Security Janet Napolitano on Dec. 6, 2010.
The plot uncovered earlier this year is said to involve the use of two poisons - ricin and cyanide - slipped into salad bars and buffets.
Of particular concern: The plotters are believed to be tied to the same terror group that attempted to blow up cargo planes over the east coast in October, al Qaeda in the Arabian Peninsula.
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