UPDATED 3.48PM: One person has been left with life-threatening injuries in a head-on crash that closed State Highway 1 south of Paekakariki on the Kapiti Coast.
Emergency services were called to the scene between the railway overbridge and Paekakariki Hill Road at about 11am on Sunday.
The driver of the northbound car was critically hurt and airlifted to Wellington Hospital, while the driver of the other vehicle taken to hospital with minor injuries, police said.
Two other people were checked by paramedics but didn't need treatment.
State Highway One had reopened at about 2.30pm but drivers were being warned to expect delays.
Take your Radio, Podcasts and Music with you