FHP conducting death investigation.
Woman was driving wrong way on U.S. Highway 301.
FHP investigating cause of accident.
Single-vehicle incident is still under investigation.
No injuries reported.
Shutdown lasted over 16 hours after tractor-trailer overturned north of Gainesville.
FHP still investigating incident.
Three accidents involved motorcycles.
Woman fell out of moving Jeep.
Investigators searching for gray Chevrolet SUV.