16 Labs Had the Killer Anthrax Strain

Page 6 of the FBI's search warrant affidavit in the Ivins' investigation states:

"Of the sixteen domestic government, commercial, and university laboratories that virulent RMR-1029 Ames strain Bacillus antrhracis material in their inventory prior to the attacks ...."

As the Baltimore Sun summarizes it:

"The government said that 16 government, commercial and university labs had the strain of anthrax with the same genetic mutations as the anthrax used in the attacks.

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And even at Fort Detrick, the government said that more than 100 people had access to the flask, creating a lot of room for reasonable doubt."