Police are investigating after an incident in Rolleston left a man in critical condition early on Sunday morning.
Police were called to the scene at about 1:20am where a person was unresponsive in a vehicle.
Others at the scene rendered medical attention and the man was transported by ambulance to Christchurch Hospital where he remains in intensive care, a police spokeswoman said.
Inquiries into the circumstances of the incident are ongoing.
Stuff has reported it was a teen who suffered critical injuries and he was travelling in an overloaded car when he became ill.
