1. COLD CASE

    FBI’s Anthrax Probe Questioned

    Image #: 13942588    Colleagues remember Bruce Ivins, pictured in this 2004 photo, playing the keyboard in church and at this office party, but the Justice Department says the Army microbiologist mailed anthrax-filled letters that killed five people in 2001. (Photo courtesy of U.S. Army Medical Institute of Infectious Diseases, Ft. Detrick, Maryland/MCT)     U.S. ARMY MEDICAL INSTITUTE/HO/ MCT /LANDOV

    U.S. ARMY MEDICAL INSTITUTE / FILE / Landov

    A group of scientists is casting doubt on an FBI investigation, saying the man they accused of mailing anthrax may have had help—or may have been the wrong man entirely. In an article in The Journal of Bioterrorism & Biodefense, they point to the presence of tin in the samples, which indicates the poison was more sophisticated than the FBI claimed. The Government Accountability Office, which is conducting its own review of the investigation, said the scientists' paper raised important questions that should be addressed.

    Read it at The New York Times