Emergency services are dealing with a serious accident on the A66.
The road is blocked in both directions due to a "serious road traffic collision", that happened at 7:45am this morning.
It happened between the A1150 Darlington Road (Darlington) to Mill Lane (Long Newton).
Durham Police are advising people to avoid the area.
We are currently responding to a multiple vehicle road traffic collision on Stockton Rd Sadberge. We are closing the A66 westbound from Durham Tees Valley Airport. Please try to avoid the area. We will keep you updated during the morning.