A man in his 20s has been involved in a serious road smash in Letterkenny.
The accident happened close to the Dry Arch roundabout in the early hours of this morning.
The man, who was the only person involved in the accident, is understood to have crashed into a wall.
The man is understood to havre sustained serious injuries in the crash.
Gardai in Letterkenny are appealing for witnesses to the crash.
The road is closed for the moment and diversions are in place.