Nancy Guthrie Sheriff Chris Nanos says he's 'still positive' case will be resolved despite long wait

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

Pima County Sheriff Chris Nanos shares new update on the 84-year-old Nancy Guthrie's case after Savannah released the new plea.

The Arizona cop leading the investigation into Nancy Guthrie’s kidnapping vowed on Tuesday he’s “still positive” the near six-month-old case will be resolved – hours after her daughter Savannah Guthrie issued a tearful plea to her mom’s abductors.

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