A second person has been arrested and is facing charges over a serious assault on a woman found on the side of a road in Dome Valley on Monday morning.
A 28-year-old woman has been charged with kidnapping and threatening to kill.
She is due to appear in court tomorrow.
A 38-year-old man was arrested yesterday and is charged with kidnapping.
Police say there may be further charges and arrests in relation to the assault.
The victim remains in Auckland Hospital in a stable condition.