A woman in her 70s is in a critical condition after falling from her car as it moved within the car park of the Eurospar in Londonderry.
Police want to speak to anyone who saw the grey Toyota Corolla.
It happened in the car park at Glenabbey Close, Derry, on Saturday 4 June shortly before midday.
The woman was taken to hospital following the collision where she remains in a critical condition.
Sergeant Green said: “We are working to establish the full circumstances surrounding this collision and I would ask anyone who was in the area of the Eurospar shop and who witnessed the incident or captured it on dash-cam, to contact the Collision Investigation Unit at Sprucefield on 101 quoting reference number 762 04/06/22.”