A man suffered serious chest injuries in a four-vehicle crash in Waikato late this afternoon.
The crash happened on State Highway 1 at Lichfield, south of Putaruru, about 4.30pm.
The Waikato Westpac Rescue Helicopter service said one of the drivers, a man in his 30s, was flown to Waikato Hospital with abdominal and chest injuries.
He was in a serious condition, a St John ambulance spokeswoman said.
Several people, including two children, were taken by ambulance to Tokoroa Hospital, the rescue helicopter service said.