A man needed hospital treatment following an unprovoked street attack in Leeds.
The 37-year-old victim was walking home from work along Chapel Lane in Armley when he was confronted by four men.
One hit him on the head with what is believed to have been a bottle.
The man was also punched during the attack, which happened between 1.30am and 2.30am on Saturday, November 1.
He suffered cuts and bruises to his face and was left with concussion.
West Yorkshire Police’s PC Helen Brayshaw said: “This was a nasty and unprovoked attack on a man who was walking home from work.
“I would like to hear from anyone who witnessed the incident or who has any information that could assist the investigation.”
Anyone with information can contact PC 5925 Brayshaw at Pudsey Police Station via the West Yorkshire force’s 101 phone number or Crimestoppers anonymously on 0800 555111.