A 21-year-old woman is being treated in hospital for life-threatening injuries after a collision in Swansea.
South Wales Police are investigating the incident which happened at around 10.24pm last night in Langdon Road, SA1.
A black coloured Honda Civic car collided with stationary vehicles.
As a result of the collision, the 21-year-old female passenger is receiving treatment for serious injuries at the University Hospital of Wales, Cardiff.
The driver of the Honda Civic, a 20-year-old male, has been arrested and is currently helping police with their enquiries.
Two occupants of another vehicle at the scene were also injured and are receiving hospital treatment.
Police are appealing for anyone who may have seen the collision or helped the occupants of the vehicles after the collision to contact them. They would also like to speak to anyone who may have witnessed the Honda Civic driving in the Marina or SA1 areas around this time to contact them on 101 or Crimestoppers anonymously on 0800 555111.