WYTHE COUNTY, Va. – UPDATE
Some lanes have reopened after a tractor-trailer accident on I-81 in Wythe County.
As of 6:25 a.m., the northbound left shoulder and left lane are closed.
A tractor-trailer accident has closed all northbound lanes of I-81 in Wythe County, according to VDOT.
Authorities say the crash happened around mile marker 71 and that traffic is being detoured off at exit 70.
Stay with 10 News as more information becomes available.