Two people were taken to hospital after a collision on the A508 near Great Oxendon.
Police are appealing for witnesses to the two-vehicle collision which took place between 8.40am and 9am on Sunday (March 10) on the A508, close to the Great Oxendon junction, and involved a silver Mitsubishi and an Audi A4.
The two occupants of the Audi were taken to Kettering General Hospital with minor injuries.
A police spokesman said: “Officers would like to hear from anybody who witnessed the collision or the manner in which the Mitsubishi was being driven prior to it.”
Anyone with information about the collision can call Northamptonshire Police on 101 or information can be given anonymously to Crimestoppers on 0800 555111.