Authorities in Everett, Washington, are investigating after a person was found dead inside of a burned truck on Tuesday.

According to the Everett Police Department (EPD), a semi truck fire was reported by witnesses on Tuesday evening in a fenced parking lot in the 1200 block of 108th Street SW.

Firefighters arrived on the scene to extinguish the truck fire.

After the fire was put out, officers discovered a body inside the burned truck. It isn’t yet clear how the person died.

Arson investigators were called to the scene to investigate the cause of the fire.

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The identity of the deceased person remains under investigation.