On Thursday the Shasta County Sheriff's Office released the cause of death of two people they said have been murdered.
Captain John Hubbard with the sheriff's office said 57-year-old Michael Cass Forsyth and 65-year-old Thomas James Burton died from gunshot wounds.
Autopsies on their bodies were conducted in Yolo County on Tuesday, Oct. 25.
The case is actively being investigated as a homicide.
On Friday, Oct. 25 at 6:05 p.m. Shasta County Sheriff's deputies responded to the Ingot Auto Dismantlers to a fire with two fatalities.
The fire burned a home and a travel trailer on the auto dismantler's property.
A Sheriff's sergeant on the scene the night of the fire said the bodies of the victims were discovered in two separate structures.
The cause of the fires has not been released.
The Shasta County Sheriff's Office, Major Crimes Unit, and CAL FIRE investigators are looking into the case.