A major incident has been declared in Newtownards in County Down, Northern Ireland, following a crash involving a school bus, said to be carrying around 70 youngsters

Up to 70 people were on board.

The PSNI described the incident as a "serious road traffic collision"

Ambulance crews said they were dealing with a "major incident" this afternoon.

The Northern Ireland Ambulance Servce (NIAS) said it is dealing with a "major incident" involving a bus carrying up to 70 passengers in Co Down.

The Northern Ireland Ambulance Service is dealing with a "major incident" after a school bus with dozens on board overturned in County Down.

A serious crash has closed the Waikato Expressway.

Specialist rescue units were also called to the scene