At least two people are seriously hurt and a major highway near Auckland is closed following a head-on collision.
Emergency services are at the serious crash on State Highway 16 at Waimauku, west of Auckland.
A police spokesperson said they were called to a two-car head on collision at 11.26am, at the intersection near Mcpike Rd.
There are reports that two people are trapped in the vehicles, one is in a serious condition and another is in a critical condition.
St John and Fire and Emergency NZ are also at the scene. A rescue helicopter was also called to transport patients.
NZ Transport Agency tweeted that SH16 was closed just south of Rewiti due to the crash.
Cordons are in place at Kiwitahi Rd and Waimauku Station Rd.
The road will be closed for some time, and police ask motorists for patience while the rescue and investigation takes place.
The Police Serious Crash Unit has been advised.
A person at the scene said one person had been extricated from a silver sedan that had gone into the ditch. He said there was also a fair bit of debris in the middle of the road.
The 19-year-old disappeared without her wallet or mobile phone.