- Nancy Guthrie Ransom Notes Released by Sheriff’s Department Searching for New Leads The New York Times
- Police release Nancy Guthrie ransom notes in latest bid to find kidnappers BBC
- Nancy Guthrie ransom demands released by Pima County Sheriff’s Department in bid to identify sender Fox News
- Savannah Guthrie makes an emotional plea to her mother’s kidnappers AP News
- Hair sample found at Nancy Guthrie’s home inconclusive as search for missing mother hits 6-month mark CBS News