KEY POINTS:
A person was critically injured in a crash in south Auckland early today.
Police said a vehicle flipped at 3.50am on Linwood Road in Karaka, 10km southwest of Papakura.
The sole occupant was taken to Auckland Hospital with life-threatening injuries.
Linwood Road was closed and diversions put in place as the Serious Crash Unit investigated the cause of the crash.
- NZPA
