CHRISTIANSBURG, Va. -

The tractor-trailer wreck in Christiansburg is now cleared. All lanes are back open on Interstate 81 South.

The wreck had caused a backup of three miles on Friday morning.

=======================

A tractor-trailer wreck on Interstate 81 South in Christiansburg has the center and right lanes blocked near Exit 118 on Friday morning.

The left lane has reopened.

That's close to the Route 11 junction.

Drivers can expect a three-mile backup.

The wreck happened around 7:45 a.m.

Check back for details.