Investigators have turned to genetic genealogy to identify DNA found at Nancy Guthrie's home after her kidnapping.

Former FBI special agent Jonathan Gilliam assesses DNA test results in the Nancy Guthrie disappearance investigation on ‘The ...

According to sources close to the investigation, there are concerns that DNA recovered from Nancy Guthrie's home may not ...

DNA samples containing multiple profiles are hindering the use of national databases in the Nancy Guthrie missing person case ...

The department said new DNA samples from the Guthrie home were sent off for testing, and that the samples are not from the ...

Pima County Sheriff Chris Nanos shared in an interview that the lab was having trouble isolating ‘mixed DNA samples’ in Nancy Guthrie's kidnapping case.

Investigators in the Nancy Guthrie case have turned to genetic genealogy as they try to make the most of potential DNA ...