The driver of a Volkswagen Golf that was involved in a collision with a 12-year-old boy in Northampton is being urged to contact police.
The collision happened in Walter Tull Way at about 4pm on Monday afternoon and the driver stopped and got out to check the boy was ok but did not leave her details.
Officers are appealing for the woman, who was white, aged 50-60, about 5ft 7in, with brown shoulder-length hair, to contact them on 101.
Anyone who witnessed the incident is also asked to call Northamptonshire Police on 101. Alternatively, they can call the independent charity Crimestoppers anonymously on 0800 555 111.