A teenager sustained a broken nose after being struck in the face by the wing mirror of a passing lorry.
The incident happened at around 3.30pm on Tuesday 6 December 2022 at the pedestrian crossing on Stone Lane, near to the junction with Knobcrook Road in Wimborne.
It was reported that the vehicle involved – described as a white, rigid-body flatbed lorry – did not stop at the scene.
Police Constable Matt Shewbridge, of Dorset Police, said: “We are carrying out enquiries into this incident and I would like to speak to anyone who saw what happened.
“I would also urge anyone who was driving in the area to check any dashcam footage to see if they have captured anything that might help our investigation.
“Finally, I understand several members of the public came to the aid of the injured boy following the collision. I would like to speak to these people as they may have information that will assist us.”
Anyone with information is asked to contact Dorset Police at dorset.police.uk/contact or by calling 101, quoting occurrence number 55220197149. Alternatively, independent charity Crimestoppers can be contacted anonymously online at Crimestoppers-uk.org or by calling Freephone 0800 555 111.