Post Mortem | Unraveling the Case Against Melissa

48 Hours Correspondent Erin Moriarty and Producer Stephanie Slifer discuss the death of 16-month-old Benjamin Kingan and the questionable conviction of Melissa Calusinski. They talk about the anonymous phone call that revealed a surprising discovery years after the trial, the hours-long police interrogation that led to Melissa's confession, and what's next in the case.