A decades-old murder may have been solved with new forensic technology and conch shell DNA

Most recently in Massachusetts, the technology led Bristol County prosecutors to arrest Ivan Keith in connection with at least four unsolved rapes in the 1990s. Keith has evaded authorities for more than 20 years. , and was arrested in Maine, where he was living under a false name, prosecutors said. He has been convicted ever since in the Prosecutors say she raped and is serving a 50-year state prison sentence.