Watch: Overturned Tractor Trailer blocks traffic for hours

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COLUMBIA, SC (WOLO)–Many of you may have spent Tuesday afternoon backed up in traffic on 1-77.
The reason…the South Carolina Department of Public Safety says an overturned tractor trailer blocked all north bound lanes, near mile marker, 24 for hours.
No word on the cause of the accident.
Traffic opened to all lanes late Tuesday afternoon.