A man was targeted by three others while walking in a Norfolk town.
It happened sometime between 3.30pm and 4.45pm on Wednesday, June 2.
The victim, a man in his 40s, was walking through the recreation ground in Commercial Road, Dereham, when he was approached by three men.
He fell to the ground after being punched in the face and the back of his head, and was then kicked as he lay on the ground.
Officers are appealing for witnesses to the incident or anybody with information about the incident to come forward.
Anyone with information is asked to contact PC Paul Hollier at Dereham police station on 101 quoting investigation number 36/39895/21.
Alternatively, call Crimestoppers anonymously on 0800 555111.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here