The Pima County Sheriff's Office made a major mistake during the search for missing Nancy Guthrie, mistakenly announcing that a "vulnerable adult" had been found. The post created confusion and led many to believe a breakthrough in the case had been made. The actual victim was an 82-year-old woman. The department's handling of the Guthrie case has been criticized for its handling of evidence and inconsistencies. The misleading update has raised questions about communication protocols and further scrutiny for the investigation.