Humberside Police were called at 2.50am on Monday 18th September to a collision where a Vauxhall Astra had collided with another vehicle and then a tree on Boothferry Road in Hull.
A man was thrown from the car in the collision and has sustained serious, but not life-threatening, injuries. Others are believed to have left the scene and may be injured.
The Police believe the Astra was stolen in a burglary along with another vehicle, a black VW Golf. The Golf has not yet been located.
Humberside Police are appealing for anyone who saw the Astra and Golf travelling in the area at the time or anyone with information that will help them with their enquiries, to please call the non-emergency number 101 quoting log 34 of 18/09/17.