The search for a missing escort leads to the discovery of the bodies of four other women.
Authorities investigate a major break in a case involving a serial killer in New York's Long Island.
The crimes of the Long Island serial killer, believed to have murdered between 10 to 15 people associated with the New York sex trade since 1996
The death of Shannan Gilbert; the detective who ran the investigation into the Long Island serial killer talks about the case.
While looking for Shannan Gilbert, police detectives find 10 sets of human remains on a beach and tie the deaths to the Long Island Serial Killer.