Pima County Sheriff Chris Nanos is detailing the latest challenge in the ongoing search for Savannah Guthrie’s missing mom, Nancy Guthrie.
“Our lab tells us there’s challenges with it,” Nanos told NBC News correspondent Erin McLaughlin in a new sit-down interview on Friday, February 20, detailing how the DNA found inside Nancy’s home is “mixed.”
According to the law enforcement officer, having “mixed” DNA means the sample contains DNA from more than one person, making it difficult to run through national databases.
“The technology is moving so fast and it’s such a frenzy that they think some o...
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