The evidence and what profilers see in the Nancy Guthrie case.

The Nancy Guthrie case has taken another dramatic turn as investigators continue to analyze the ransom notes and whether the original kidnapping demand was genuine. Tonight on Police Off The Cuff, retired NYPD detectives break down the latest evidence, the FBI's response, and what these new developments could mean for the investigation. Join us live as we separate fact from speculation and examine one of the most compelling unsolved cases in America.