Lincolnshire Police are asking for any witnesses to come forward after a non-stop collision on a busy road outside of Lincoln.
The incident happened on the A15, Ermine Street, Caenby Corner, at around 2pm on March 8.
A Vauxhall Astra Estate collided with a car described only as small and blue or grey in colour.
After the collision, the small car continued towards Lincoln and failed to stop at the scene.
The female passenger of the Vauxhall, aged in her 60s, was taken to hospital for minor injuries, while the male driver was unharmed.
Police are appealing to the driver of the other car to come forward, or anyone with information to call police via 101 non-emergency number.