A man sustained "very serious injuries" when a car hit a tree in Hampshire.
The A3090 in Romsey was closed in both directions between the A27 junction and the A36 Salisbury Road junction following the crash on Sunday morning.
Hampshire police said the collision happened alongside the A3090 at Ridge Lane near East Wellow.
Police said the man was the only person in the car when it crashed. The road remained closed for several hours while investigators inspected the scene.