A man had to be taken to hospital after he was attacked on a cycle path in York.
The incident happened at 2pm on Sunday on the track near Fifth Avenue.
A man approached the victim and punched him in the face, leaving him with a black eye and requiring hospital treatment.
North Yorkshire Police are asking for the public’s help to establish the full circumstances surrounding the incident.
If you have information, or witnessed what happened, you can contact police on the numbers below.
How to help the police