Halton police are on the lookout for a suspect after a robbery attempt in a park early this morning.
Police say about three this morning an 18 year old man and two teenage girls were in a park in the Cavendish and Upper Middle Road area, when they were approached by a man.
He produced what police think was a gun, and demanded their valuables.
There was a scuffle and the 18 year old male victim was injured in the head, face and upper body.
He was treated at hospital for serious, but not life threatening injuries.
Police are looking for a white male, about 5'5" with an average build wearing a black hoodie and pants and was disguised with a balaclava.