Etan Patz, Confession, and Mental Illness

In May 2012, the NYPD finally brought resolution to the 1979 disappearance of 6-year-old Etan Patz when it announced that Pedro Hernandez had confessed to his murder. That confession has now been called into question. WNYC investigative reporter Robert Lewis and ProPublica reporter Joaquin Sapien discuss why the NYPD's failure to record Hernandez's interrogation might complicate a guilty verdict.