A teenage boy is in critical condition after a crash in County Mayo.

It happened shortly before 4am today on the N5 at Swinford and involved a single car.

The five occupants of the vehicle, all males in their teens, were taken from the scene by ambulance to Mayo University Hospital.

One of the youths is understood to be in critical condition.

The road is currently closed to allow for a Garda technical exam and diversions are in place.

Gardaí are asking for witnesses of the crash to come forward, particularly those with dash cam who were travelling through the area at the time.

Main image: Gardai at the scene of a crash.