A 13-year-old boy has been killed in a stolen car crash in NSW, with another three teenagers in hospital under police guard. The car was reported stolen from nearby Swansea between 10pm on Sunday and 3am on Monday. Camera Icon The 13-year-old died at the scene. NewsWire / Damian Shaw Credit: News Corp AustraliaDespite first responders’ efforts, the 13-year-old could not be revived and died at the scene. Anyone with information relating to the crash are urged to contact Crime Stoppers on 1800 333 000.