A crash near Taupo this morning may have been caused by black ice.
Taupo police said one car has crashed on State Highway 1 at Hatepe, around 10km south of Taupo, around 5am.
One car was on its roof, police said.
Three people were uninjured in the crash, however a fourth passenger was awaiting assessment by ambulance staff.
Police said black ice may have been a contributing factor in the crash.
