A man in his 60s has been assaulted and knocked unconscious.

The victim suffered injuries to his head and chest in the attack by another man, which took place at about 11.10pm on Saturday in Forfar, Angus.

Police believe the assault took place on "a piece of open ground" at Dundee Loan in the town.

They want to trace a man described as in his mid to late 20s, about 5ft 8in, of muscular build with short blond hair and wearing a grey T-shirt with a grey jacket.

A spokesman for the force said: "Anyone with information which could help our enquiry, please call 101 or speak to any police officer.

"Also, information can be given anonymously through Crimestoppers on 0800 555 111. Our reference is CR/28186/17."