Pima County Sheriff's Department released two ransom notes with a unique linguistic style, hoping someone can identify the author.
https://www.foxnews.com/us/nancy-guthrie-ransom-demands-released-pima-county-sheriffs-department-bid-identify-sender
https://www.foxnews.com/us/nancy-guthrie-ransom-demands-released-pima-county-sheriffs-department-bid-identify-sender