UPDATE 7:58 P.M. – Traffic is cleared on Interstate 81 Southbound.
UPDATE 6:30 P.M. – VDOT says only the south right lane and right shoulder are closed. Traffic backups are approximately six miles long.
MONTGOMERY COUNTY, Va. (WFXR) – All lanes are blocked on Interstate 81 Southbound at mile marker 131 due to a vehicle fire, according to the Virginia Department of Transportation…