Sumner County, TN – According to the Tennessee Highway Patrol, this unfortunate accident occurred around 6:10 a.m. Thursday.

It happened on Highway 109.

Tennessee Highway Patrol troopers responded to a report of a crash.

The responding troopers discovered that the 44-year-old victim was walking on Highway 109 when he was struck by a tractor-trailer.

The man suffered injuries and was taken to a hospital for treatment.

He was later identified as William Thomas Cooper.

The responding troopers said that Cooper was walking after his vehicle became disabled because of an earlier crash.

The 44-year-old driver of the tractor-trailer, Lisa Durr, was not injured.

This incident remains under investigation.

This is a developing story and it will be updated as new information become available.