One man is dead after an accident on Aetna Mountain in Marion County Tuesday night.

The Tennessee Highway Patrol tells Channel 3 41-year-old Jeffery L. Gibson of Wartburg was killed when he crashed his 2003 Nissan XTerra on Aetna Mountain Road.

Gibson left the right side of the roadway and rolled several times around 9 p.m. EST Tuesday.

The accident report states Gibson was not wearing a seatbelt and may have been speeding.

The report also indicates alcohol and drugs may have been involved.

Gibson was pronounced dead at the scene.