You feel the urgency the moment you learn local investigators may be nearing a breaking point in the Nancy Guthrie case. Tension between agencies, limits on personnel and lab capacity, and public ...

The FBI asked Pima County Sheriff Chris Nanos for physical evidence in the Nancy Guthrie case, including a glove and DNA.

Add Yahoo as a preferred source to see more of our stories on Google. TUCSON, Ariz. — A high-profile forensic genealogy company slammed the Pima County Sheriff's Department for sending critical ...

Federal officials are accusing the Pima County Sheriff's Office of withholding "key evidence" in the kidnapping of Nancy Guthrie, Reuters reported on Thursday. "The FBI asked Pima County Sheriff Chris ...

THE WOODLANDS, Texas - Is a Texas lab the key to solving the Nancy Guthrie disappearance? DNA crime fighters at Othram forensic lab in The Woodlands say they're actively engaged in conversations with ...

As the search for 84-year-old Nancy Guthrie continues in Arizona, investigators are turning to a South Florida forensic lab to analyze key evidence in the case.

The deadly mass shooting at Brown University had a team of scientists at the Connecticut Forensic Science Laboratory working around the clock to examine evidence. Scientists at the lab, based in ...