A man was found dead inside of a vehicle that exploded early Monday morning in Troutdale.
The Multnomah County Sheriff's Office says several callers to 911 reported the explosion around 2:20 a.m.
When deputies arrived, they found a vehicle on fire and a man dead inside.
The Bureau of Alcohol, Tobacco, Firearms, and Explosives has sent specialists to help with the investigation.
The Medical Examiner will determine how the man died and whether he was killed before or by the explosion.
Investigators aren't releasing the man's name.