Amarillo, TX- Preliminary autopsy results are in for the man who was killed while in police custody.
Kelly Sinclair died after officers shot him with a taser, to keep him from killing himself with a butcher knife.
Sinclair's cause of death is undetermined pending toxicology and microscopic results.
He tested positive for narcotics.
The Amarillo Police Department sent a subpoena for medical records to see if Sinclair suffered any psychological problems.