A man in his 70s is still in hospital with a serious head injury, nearly a month after he was struck by a car.

He was walking along Hatfield Road in Potters Bar at 8.45pm on Thursday December 27 when he was hit by a grey Audi Q3.

Police say he sustained a head injury, and as a result remains in hospital.

The driver of the Audi stopped at the scene but police are appealing for witnesses who may have seen the incident.

Anyone with any dashcam footage, or who saw the pedestrian or Audi at the time of the collision, should email PC Saskia Wilkes at saskia.wilkes@herts.pnn.police.uk, or call 101, quoting reference ISR 618 of December 27.