Name: Peter Eitzen.
Died: July 26, 2009.
Age at death: 16.
Cause of death: Murder.
Location: Mount Barker, Australia.
Disability: Intellectual disabilty.
Peter was drugged and stabbed to death by his mother.
Perpetrator: Beverley Eitzen (Mother); ruled mentally unfit to stand trial due to depression, and released on mental health supervision.