3-year-old Maddie McCann murder suspect linked to multiple missing children.

German investigators say a man already in custody is responsible for the death of 3-year-old Maddie McCann. Reports are that Maddie's parents have been sent a letter say they have credible information that their daughter is dead. The family says they have not received a letter. So what's the truth? Is Maddie McCann still alive after 13 years?

Joining Nancy Grace today:

Jason Oshins, New York Defense Attorney Dr Daniel Bober - Forensic Psychiatrist, follow on Instagram at drdanielbober Cloyd Steiger - 36 years Seattle Police Department, 22 years Homicide detective, Author "Seattle's Forgotten Serial Killer-Gary Gene Grant" www.cloydsteiger.comJoseph Scott Morgan - Professor of Forensics Jacksonville State University, Author,"Blood Beneath My Feet" Dave Mack - Crime Online Investigative Reporter