Eight people are being treated for injuries and one person has been taken to hospital following a collision between two vehicles and a bus in the Auckland suburb of Pt Chevalier, close to the zoo.
St John has confirmed three vehicles were involved in the incident and one person has suffered serious injuries.
In a statement, police said the second vehicle had gone into the first, then a bus crashed into the second vehicle on Great North Rd.
The incident occurred near the junction with Motions Rd.