A person died in hospital after a serious crash south of Christchurch, authorities confirmed. The incident occurred last week, though the exact date has not been released. Emergency services responded to the crash, which involved a vehicle collision. The deceased is believed to be the sole occupant of the vehicle. Police are investigating the cause of the crash and have not yet released further details. The location of the crash remains under review, with officials urging caution in the area. No other injuries have been reported.