Nancy Guthrie update: ‘Investigator’ slams Annie Guthrie, Tommaso Cioni's actions after kidnapping

A self-styled investigator slammed Annie Guthrie and Tommaso Cioni for their actions after Nancy Guthrie's kidnapping, implying they were not doing enough.

Pima County Sheriff Chris Nanos weighs in six months after Savannah Guthrie's mother was taken from her Arizona home

Pima County Sheriff Chris Nanos says he believes there's more video evidence as investigators comb through 'tens of thousands' of clips. Ransom notes released in bid to ID suspect.

The ransom notes "reveal distinctive patterns of word choice, syntax and phraseology" that someone close to the author might recognize, the Pima County Sheriff's Department said.

Kidnapping notes tied to Nancy Guthrie’s disappearance released to public  CNN

The Pima County Sheriff's Department has released two ransom notes that were sent to the media following the disappearance of 84-year-old Nancy Guthrie, as investigators seek new leads nearly six months after she was last seen.

Investigators on Friday released two notes apparently sent by the individuals who kidnapped Nancy Guthrie from her Tuscon home in February.

As the case hits the six-month mark, NewsNation journalist Brian Entin, who made a name for himself after hunkering down in Tucson, explains why there still could be a break soon.

NBC / Nathan Congleton/NBC via Getty I DNA testing of hair from the home of Nancy Guthrie has not led investigators closer to a suspect in her disappearance, Pima County Sheriff Chris Nanos said Thursday. Nanos told ABC News about the discouraging forensic development in the investigation into Today show host Savannah