Two children have been injured, one critically, in a South Auckland crash.
Four people in total were hurt in the two-car smash on Paerata Rd (SH 22), Pukekohe, police say.
Emergency services were called to the smash around 5.15pm, with the crash blocking the road.
Three ambulances, two rapid response units and two managers were attending the incident, a St John spokeswoman said.
Ambulance officers were treating four patients: two with critical injuries and to with serious injuries, she said.