Rockbridge Co., VA - State Police are investigating a deadly tractor trailer accident in Rockbridge County.
Police responded to the crash on I-81 at mile marker 177 Thursday around 4:30 p.m.
Investigators say the tractor trailer was heading south when it ran off the left side of the road, hit an embankment and overturned.
The driver, a 52 year old man from Mississippi, died at the scene.
Police say he was not wearing a seat belt.