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UPDATE:  9 p.m. – Witnesses continue to say that wreckage from the crash continues to block the westbound lanes, and traffic is backed up.  The reports are unconfirmed.

UPDATE: 7 p.m. – Missouri Highway Patrol says the debris has been cleared, and no injuries resulted from the crash.

LAFAYETTE COUNTY, Mo – Highway Patrol has confirmed a vehicle accident in Lafayette County that involves an overturned semi, in the vicinity of the 45-mile-marker of I-70, westbound, east of Odessa.

The right driving lane is closed until debris can be cleared.

Drivers are urged to use caution in the area.

EMS medical units are reportedly on scene.

Check for updates.