A pedestrian has been taken to hospital after he was involved in a collision with a car at Corrs Corner near Glengormley.
A 34-year-old man has been arrested on suspicion of a number of offences including dangerous driving. He remains in custody assisting officers with their enquiries.
All road closures near the Sandyknowes Roundabout and Corrs Corner have now been lifted and all roads have re-opened.