Pima County Sheriff Chris Nanos highlighted the challenges in solving Nancy Guthrie's abduction case, noting that it could take time.

Controversy arises in Nancy Guthrie disappearance investigation as Pima County official accuses Sheriff Nanos of scolding over FBI cooperation.

Nancy Guthrie, 84, was kidnapped over 100 days ago in Tucson. Sheriff Chris Nanos stated that crucial details are being withheld to protect the investigation.