A man in his 40s has been assaulted by up to four males in West Belfast.
The incident happened in the early hours of Sunday in the Blacks Road area.
Detective Sergeant Laverty said: "We received a report at approximately 3.25am that a man was assaulted earlier, sometime between 12:30am and 3am.
"It was reported that up to four males may have been involved in the assault on the man, aged in his forties, who sustained serious injuries."
Detective Sergeant Laverty said: "We are appealing to anyone who may have witnessed this incident, or who was in the Blacks Road/Ladybrook area between midnight yesterday and 3am yesterday to get in touch.
"I would also appeal to drivers with dash cams who were in the area during this time to check their footage. Anyone with information is asked to call detectives at Musgrave Station on 101, quoting reference number 434 26/05/19.
"Alternatively, information can also be provided to the independent charity Crimestoppers on 0800 555 111 which is 100% anonymous and gives people the power to speak up and stop crime."
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