Two people are critically injured following a single vehicle crash in Marlborough.
Photo: RNZ / Richard Tindiller
Police said the crash happened on State Highway 6 at Okaramio, between Blenheim and Havelock, about 12.30pm.
They said there were four people in the car, and a helicopter from Nelson is on the scene.
The two seriously injured people are being taken to Christchurch and Wellington, police said.
Traffic control measures are now in place and the Serious Crash Unit has been notified.
The Transport Agency says delays are possible.