Crystal Miller killed when her car leaves roadway and crashes into tree.
Troopers have identified the woman killed in a crash on Interstate 40 in Davie County early Tuesday morning.
Crystal Miller, 38, of Cleveland in Rowan County, died in the crash around 5:30 a.m. on the westbound side near mile marker 165 west of Mocksville.
Miller's vehicle drove off the road and ran into a tree, troopers said. She died at the scene.
Miller wasn't wearing a seat belt, troopers said. The seat belt might have saved her life, troopers said.
The crash is still being investigated.