Missing vials of a potentially dangerous virus have prompted an Army investigation into the disappearance from a lab in Maryland.
Did overly aggressive tactics by federal agents drive the anthrax attack suspect to suicide? CNN's Brian Todd reports.
The widow of a victim of the 2001 anthrax attacks says she believes Bruce Ivins was responsible.
The Army has created a team of medical and other military experts to review security measures at the research laboratory where the scientist linked to the anthrax mailings worked
Anthrax suspect Bruce Ivins took several hours of administrative leave on the day it is believed two anthrax-laced letters were mailed, a government source said.
Could a piece of freeze-drying equipment be the answer in the anthrax case? Jeanne Meserve reports.
Time.com: The Anthrax Filesupdated: Thu Aug 07 2008 23:00:00
The FBI was on the trail of Army scientist Bruce Ivins for years. As investigators closed in, he committed suicide. But how credible was their case?
The Bush administration partially lifted the veil of secrecy Wednesday in the investigation into deadly anthrax mailings in 2001
Federal investigators will declare the 2001 anthrax case solved on Wednesday, when they make public their case against government researcher Bruce Ivins, a government source familiar with the case told CNN on Tuesday.
An intended recipient of one of the anthrax-laced letters sent in 2001's anthrax scare said Monday he was "very skeptical" of the government's investigation.
Former Sen. Tom Daschle criticizes the anthrax investigation and defends Barack Obama's energy plan.
Friends say a scientist who killed himself amid an anthrax investigation fit many stereotypes, but biological terrorist was not one of them.
DNA evidence from the deadly 2001 anthrax mailings led authorities to a suspect who officials say killed himself, according to a source familiar with the investigation.
Anthrax suspect Bruce Ivins wanted to go out in a 'blaze of glory.' CNN's Brianna Keilar reports
CNN's Kelly Arena reports a suspect being investigated in the 2001 anthrax attacks has allegedly commited suicide.
Prosecutors likely would have sought the death penalty against a researcher who killed himself after learning he was going to be charged in the 2001 anthrax killings, two sources told CNN on Friday.
A top U.S. biodefense researcher apparently committed suicide just as the Justice Department was about to file criminal charges against him in the deadly 2001 anthrax mailings
FBI agents investigating the 2001 anthrax attacks have re-interviewed a researcher formerly with the Army bioweapons laboratory at Fort Detrick, Maryland, his lawyer and government sources said Monday.