Botetourt County, VA - State Police say a woman fell asleep behind the wheel causing a crash in Botetourt County.
They say at about 8:30 p.m. Thursday, Tammy Bartley was driving southbound on I81 when she fell asleep and ran up underneath a tractor trailer.
The driver of the tractor trailer was not injured.
Crews took Bartley to Roanoke Memorial Hospital with non-life threatening injures.
Police say she was not wearing a seat belt and is now charged with reckless driving.