The area sealed off around the house in KIllybegs where a man was fatally injured. (North West Newspix)
Gardaí have confirmed that a man, aged in his 60s, was arrested this morning.
He is being detained at a Garda Station in Co Donegal under Section 4 of the Criminal Justice Act, 1984.
The deceased has been named locally as Eddie Friel. Mr Friel, who was in his 60s, lived alone in a bungalow on the Harbour View Drive estate in Killybegs.
His body was found at the quiet estate in the fishing town at approximately 12.20pm yesterday afternoon.
Gardaí have been carrying out investigations and door-to-door enquiries since the discovery.
Detectives are appealing for witnesses and those with information to come forward.
Anyone with information is asked to contact Ballyshannon Garda Station on 071 9858530, the Garda Confidential Line on 1800 666 111, or any Garda station.
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