Gardaí have arrested two men and a woman in connection with a murder more than two years ago.
The three are being questioned in Garda stations in Dublin about the death of Anthony Jenkinson (28), who was found dead in St Anne's Park, Raheny, on April 1st, 2001.
They are being detained under the Section 30 of the Offences Against the State Act.
Mr Jenkinson was found, lying face down in the park, by a man out walking with his dog a mile from his Kilbarrack home.
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A post-mortem revealed Mr Jenkinson had been killed at the scene and had suffered repeated blows to the head.