India, May 19 -- Over 100 days have passed since Nancy Guthrie, the mother of Today co-host Savannah Guthrie, disappeared from her residence in Tucson, Arizona.

A retired FBI agent is now disputing the assumptions surrounding the single strand of hair that has been publicly associated with the case, contending that it is highly unlikely to be the sole piece of forensic evidence gathered, Newsweek reported.

In an extensive interview, former agent Steve Moore expressed criticism regarding the initial management of the crime scene by the Pima County Sheriff's Department. He raised questions about the implications of Sheriff Chris Nanos' recent statement, "we're getting closer," and elaborated on how the turmoil in leadership could either h...