DNA Complications in Nancy Guthrie Case, Arrest Made After Amber Alert

Nancy Guthrie Update: Investigation Hits 'DNA Challenge' as Experts Reveal Racial Hurdle in Search

A porch light burning over a neat Tucson doorway. A grainy doorbell clip of a masked figure. A pair of gloves discarded on the roadside like rubbish. That is what an alleged abduction looks like in 2026: not cinematic, not clean, just fragments that refuse to resolve into a person. Somewhere inside this mess is the case of Nancy Guthrie. The 84‑year‑old, who lives in Tucson, Arizona, was reported missing on 1 February. Detectives believe she was…

DNA complications in Nancy Guthrie case, arrest made after Amber Alert

From an arrest made after an Amber Alert was canceled for a 3-year-old girl in the Valley, to accusations of racial taunts at a high school game, here's a look at your top stories on FOX10Phoeni for Sunday, February 22, 2026.

Genetic genealogy brings promise and challenges to the Nancy Guthrie case

A Q-tip, a tissue and a pizza crust. To investigators, this seemingly innocuous trash was DNA-laden treasure, helping crack the cases of the University of Idaho murders, the Golden State Killer and the Gilgo Beach slayings, according to authorities, using a forensic tool called investigative genetic genealogy. Investigators in the Nancy Guthrie case hope that science can point to a suspect. But there are challenges. Guthrie, the 84-year-old moth…

Why the Nancy Guthrie investigation is facing "mixed" DNA complications

DNA samples containing multiple profiles are hindering the use of national databases in the Nancy Guthrie missing person case, according to the Pima County Sheriff’s Department.