The gesture comes as the search for Nancy Guthrie enters a third week after she was abducted from her Arizona home

New evidence is in the lab as a mother and son were subjects of search warrants but later released in the Nancy Guthrie case.

Authorities trying to solve the disappearance of Nancy Guthrie say they might tap DNA genealogy databases, the same step that police took to unravel a decades-old series of murders in California and the fatal stabbings of four college students in Idaho.

For nearly two decades, viewers have been witnesses to a strong bond between Savannah Guthrie and her mother, Nancy, who Hoda Kotb describes as “everybody’s mom.” NBC’s Joe Fryer reports for TODAY on

The search for Nancy Guthrie has captivated traditional media, live streamers and true-crime buffs. But misinformation and speculation run rampant.

Nancy Guthrie's shocking disappearance has left residents in Tucson, Arizona, "rattled" nearly three weeks into the search for the missing 84-year-old, RadarOnline. com can reveal.

A source tells PEOPLE Savannah Guthrie is “devastated” and leaning on family amid the ongoing search for her mother Nancy, whom authorities believe was taken from her home on Sunday, Feb. 1.

Many are outraged over how Pima County Sheriff Chris Nanos has conducted his investigation into the disappearance of Savannah Guthrie's 84-year-old mother, Nancy Guthrie