WOODBRIDGE, Va. – A serious crash has closed two lanes of Interstate 95 south this morning.

Potomac Local News Slug Tales writer Laura Cirillo reports seeing two cars flipped over just before the exit ramp to the Horner Road Commuter lot in Woodbridge.

The crash is just before Prince William Parkway, according to the Virginia Department of Transportation.

Witnesses said several emergency crews are on the scene.

More as we have it.