Two brothers were among four teenagers who died when the car they were in crashed into a wall, police have said.
The boys were in a blue Rover that hit a wall in Salisbury Road, Moseley, Birmingham, at about 3.45am on Saturday, West Midlands Police said. All four died at the scene.
They were named by police as Kamal and Hadi Suweef, brothers aged 15 and 17 from the Hall Green area of Birmingham, Hasni Ali, 16, from the Sparkhill area of the city, and Hamza Siraj, also 16.
A West Midlands Police spokeswoman said specially trained family liaison officers were supporting the boys' relatives.
A police car in the area at the time was flagged down by a member of the public who heard the collision, and officers responded to the incident immediately, the spokeswoman said.
She said the car the boys were travelling in was not stolen.
West Midlands Ambulance Service said: "Crews arrived to find a car which had been in a significant collision with a wall.
"Unfortunately nothing could be done to save (the boys) and they were all confirmed dead at the scene."