Former FBI agent Jennifer Coffindaffer has shared four possible explanations for Nancy Guthrie's disappearance. Coffindaffer believes Nancy is likely dead and suggests a kidnapping for ransom plot gone wrong. She proposes four theories: a 'Wrench Attack' by a sophisticated crime group, a family member involved in the murder, a handyman or family friend who plotted the kidnapping, and a 'revenge plot' by someone angry at Nancy or the Guthrie family.
Coffindaffer's theories are based on historical cases, including the Annie Hearin kidnapping and the Heddy Braun case. She also mentions the large amount of cryptocurrency paid in ransom demands from 2023-2025, making it a big business.
Pima County Sheriff Chris Nanos has reported that DNA analysis is ongoing, and the Forensics Department is getting closer to identifying whose blood was found on Nancy's property. Nanos has pushed back on claims that the case has become a 'cold case,' stating that it could only be considered cold if the labs are unable to identify the blood evidence.