Cleared: Tractor-trailer crash along I-81N in Pulaski Co.
PULASKI COUNTY, Va. (WDBJ) - UPDATE: The crash has been cleared, according to VDOT.
UPDATE: Delays are now at five miles, according to VDOT.
EARLIER: A tractor-trailer crash along I-81N at 3.9 miles north of Junction Route 660-Exit 101 is causing delays of four miles.
The north left shoulder and left lane are closed to traffic.
Stay with WDBJ7 for developments.
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