WASHINGTON - DNA taken from the bodies of people killed in the 2001 anthrax attacks helped lead investigators to Bruce Ivins, who oversaw the highly specific type of germ in an Army lab, a government scientist said Sunday.
Using new genome technology to identify the type of Ames strain anthrax used in the attacks, the FBI began to focus on Ivins as its top suspect more than a year ago, according to the scientist who is close to the investigation.
Ivins "was the primary suspect for some time," said the scientist, who spoke on condition of anonymity because he is not authorized to speak to reporters.
"It had to do with the very specific characteristics in the DNA of the letters and what was in Bruce's labs," the scientist said. "They were cultures he was personally responsible for."
Five people died and 17 others were sickened by envelopes of anthrax sent thr
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