A team of independent investigators working to identify the Zodiac Killer say that a whistleblower at the FBI revealed to them that their primary suspect for the slayings has actually been on the bureau's radar for years, but that authorities won't do the DNA testing necessary to possibly put an end to the mystery. The explosive assertion came by way of a lengthy press release from the organization known as The Case Breakers, which made headlines back in 2021 when they asserted that their exhaustive efforts had determined that an Air Force veteran named Gary Francis Poste was, in fact, the infamous serial killer who terrorized the San Francisco area during the late 1960s.
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