Whanganui police are seeking help from members of the public after a 6-year-old was left in critical condition following a hit-and-run in Castlecliff.
Police said at around 7.45pm on Saturday, a group of young children were walking home from playing at a park.
One of them, a 6-year-old boy, was then struck by a vehicle while crossing Cornfoot St near the intersection with Rangiora St.
The driver of the car did not stop following the incident.
Hato Hone St John said they were notified and responded with one ambulance to the scene.