Emergency services are at the scene of a serious multi-vehicle crash on the M1 in Belfast.
The three-vehicle collision happened just before junction 3 – before Blacks Road.
Police, ambulance and the fire service are at the scene.
A PSNI spokesman said: “Road users are advised that the M1 is closed in both directions between Saintfield Road and Stockmans Lane due to a three-vehicle road traffic collision.
“Please avoid the area and seek an alternative route for your journey.”