Emergency services are at the scene of a serious road traffic collision on the Moy Road, outside Armagh.
Up to four cars are understood to have been involved in the incident.
The PSNI said the Moy Road had been closed at its junction with Cabragh Road and Blackwatertown Road.
It happened outside the Tullygoonigan factory.
An eyewitness told Armagh I said he observed one vehicle in a ditch, two on the main road and a fourth pulled in some 30 metres away, with damage to the side of the vehicle.
The PSNI and ambulances are at the scene.
Motorists are being advised to seek an alternative route.
There are no further details at present.