Cops seen searching septic tank behind Nancy Guthrie’s Arizona house in latest twist

Pima County Sheriff’s Department detectives are searching a septic tank behind Nancy Guthrie’s house, with drone footage showing them opening a manhole cover in the backyard.

The 84-year-old was last seen over a week ago after she was dropped off at her Tucson, Arizona, home by her daughter and son-in-law.

A manhole is inspected by a law enforcement officer as the search for Nancy Guthrie continues.

It comes as police restated that they have no suspects or persons of interest identified in the case.

This is a developing story. Please check back for more information.