PORTLAND, Ore. (KOIN) — One person died and another was taken to the hospital after their car rolled and caught on fire in Hillsboro early Sunday morning, police said.

Hillsboro police responded to the one-car crash around 4:30 a.m. near the corner of Northwest Tanasbourne Drive and NE Stucki Avenue.

According to the Hillsboro Police Department, when officers got to the scene, they found the vehicle “on its top and fully engulfed.”

One of the occupants had to be removed from the car and they were taken to the hospital with possibly life-threatening injuries, police said. The other person inside was dead. Neither of them has been identified.

Police are investigating the crash and said it’s unclear whether drugs or alcohol were involved.