A car crashed into a crowd during a farewell event, injuring a young girl seriously. The driver of the vehicle has been detained. The incident occurred in Illawarra, New South Wales. Emergency services responded quickly to the scene. The girl is currently in hospital receiving treatment. Authorities are investigating the cause of the crash. No other injuries have been reported. The driver was identified and taken into custody. The event was a farewell gathering for a local figure. Witnesses described the moment as chaotic. Police are reviewing footage to determine the exact circumstances. The road where the crash happened is under investigation for safety concerns. Local officials have expressed concern over the incident. The community is awaiting further details.