A driver has contacted police after allegedly leaving the scene of a crash in which a teenage motorcyclist was seriously injured in south Auckland this morning.
Police said the motorcycle and a vehicle collided on Roscommon Rd about 6.45am.
The car, reported by witnesses to be a dark green late 1990s model Ford Explorer, left the scene of the crash without stopping.
The motorcyclist, a 19-year-old-man, was taken to hospital with facial and chest injuries.
Witnesses had told police the Ford Explorer turned into the path of the motorcycle, into Robert Ross Place, near McDonald's.