MARSHALL — The westbound lanes of Interstate 20 at mile marker 622 in Marshall are closed after an 18-wheeler accident.

Marshall Police say westbound traffic will be diverted at Exit 624 or Farm to Market 2199, for several hours, until clean up is complete. The lane reopened is only to clear the traffic that was stuck.

Right now, we don't know what caused the accident or if there are any injuries.

This is a developing story. We'll update this story as more details become available.