KENNEWICK, Wash.- Fire officials are done processing the scene of a fatal fire in Kennewick.
They still don't know what caused the blaze at the apartment complex Tuesday night.
Investigators say there was so much damage it may be impossible to ever determine a cause.
The fire killed 66-year-old James Medley.
An autopsy shows he died from smoke inhalation.
Three neighboring apartments were evacuated as a precaution.