Three people have been injured in an accident in the suburb of Waiake, on Auckland's North Shore.
The crash happened at about 3pm, when a trailer came loose and hit a parked car with three people inside.
One person from the parked car was seriously injured, and the other two have moderate injuries.
Part of Beach Road and Waiake Street, and the intersection of Beach Road and Ellangowan Road are closed. Police have asked motorists to avoid the area while emergency services work at the scene.