A Personal Motive? The Unsettling Questions in the Nancy Guthrie Case

For nearly a month, we have been tracking the search for Nancy Guthrie. There have been thousands of leads and footage of the suspect in the center of her kidnapping but officials still haven't been able to crack the case. We speak to Brad Garret, ABC News Crime and Terrorism Analyst, about the case and why it's taking so long to find a sustainable lead and what's unique about the case.