A man suffered a badly broken leg in a road traffic collision on the A45 near Daventry on Saturday.
The 26-year-old man was driving a silver Vauxhall Corsa on the A45 towards Daventry, near the junction with Poets Way, between 6.30am and 7am, when it left the road and was in collision with a tree.
Police would like to speak to anyone who may have witnessed the collision or who may have any information regarding it.
Anyone with information or who witnessed this incident is asked to the Drivewatch Hotline on 0800 174615.