A 15-year-old boy was airlifted to hospital with life-threatening head injuries following an accident in Pound Hill, Crawley.
Sussex Police said the boy was in collision with a car in St Mary’s Drive at around 4pm on Saturday (October 19).
A spokesman said the accident happened after the boy got off a bus and tried to cross the road.
He was airlifted to the Royal London Hospital, Whitechapel.
The driver of the silver Polo car, a 19-year-old woman from Ifield, was not injured.
Witness are asked to contact 101 quoting Operation Rochdale.