Authorities are announcing that DNA found in Nancy Guthrie's home will be analyzed using genetic genealogy. It comes as investigators are canvassing gun stores in Tucson, in hopes of identifying the ...

TUCSON, Ariz. — Investigators looking to track down Nancy Guthrie’s suspected kidnappers are turning to a relatively new technology that has been attributed to solving some of the most prolific ...

Add Yahoo as a preferred source to see more of our stories on Google. TUCSON, Ariz. — Investigators looking to track down Nancy Guthrie’s suspected kidnappers are turning to a relatively new ...

Researchers work in a mobile Fire-Eye laboratory in Beijing in June 2020. The labs can identify coronavirus infections, as well as decipher and analyze human DNA. (Fu ...