India, March 7 -- Queries regarding the disappearance of 84-year-old Nancy Guthrie persist more than a month after her last sighting, as Arizona authorities now respond to rumors concerning a troubling 911 call reported on the night she went missing.

Pima County Sheriff Chris Nanos stated that investigators examined a call that described a woman screaming from within a vehicle but concluded it was not connected to the case.

In an interview with Tucson's KVOA, Nanos said, "We were aware of that. We investigated it that evening. We located those individuals and conducted interviews. It was a domestic violence incident that had no relation to this case whatsoever."

Nancy was last seen at her residence on January 31 and was reported missin...