Tractor-trailer crash causes 2-mile backup on I-81 South in Roanoke County

ROANOKE COUNTY, Va. – A tractor-trailer crash has caused a 2-mile backup on I-81 South in Roanoke County, according to VDOT.

Authorities said that the accident happened at mile marker 138.

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As of 8:15 p.m., the southbound left lane is closed.

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