Four people were injured in a vehicle crash on the Vine Street Expressway in Center City, Philadelphia.
The crash happened around 4:30 a.m. Saturday in the eastbound lanes near the 23rd Street exit.
Police say the driver lost control, hit a wall and then the vehicle rolled over onto its roof.
The driver and three passengers were taken to the hospital for various injuries.
They are all in stable condition.
Police have not said what caused the driver to lose control.
4 people hurt in vehicle crash in Center City