Pima County sheriff says he is optimistic about Nancy Guthrie's case "based on all the evidence"

Nearly six months after Nancy Guthrie was kidnapped from her home in Tucson, Arizona, Jonathan Vigliotti sat down with the sheriff at the forefront of the investigation.

Two persons of interest detained after Guthrie vanished were released on legal grounds — not because they are definitely innocent, Chris Nanos insisted.

Pima County Sheriff Chris Nanos released a statement Thursday marking six months since the disappearance of Nancy Guthrie from her Arizona home.

Sheriff Chris Nanos responded to FBI Director Kash Patel's claims about federal agents being excluded from the Nancy Guthrie investigation.

Sheriff Chris Nanos say FBI Director Kash Patel was "misinformed" and revealed the two have never spoken.

Pima County Sheriff Chris Nanos says investigators are sorting through massive amounts of DNA and video evidence in the Nancy Guthrie abduction case.

Nancy Guthrie sheriff shares update after Savannah Guthrie video plea  USA Today

NBC / Nathan Congleton/NBC via Getty I The sheriff investigating Nancy Guthrie’s disappearance says a trove of new evidence leaves him with no doubt the case will be solved. Pima County Sheriff Chris Nanos provided an update during an interview that aired on the Today show Tuesday, saying investigators are still workin