Gardai are investigating the death of a man in his 30s, who was found with head injuries at a house in County Kildare last night.
A second man is being questioned by Gardai in relation to the death.
Paramedics found this man with head injuries at Willowbrook Park in Celbridge last night and Gardai were called to the scene at around ten to nine.
The man - who was in his 30s - was pronounced dead shortly before 10.30pm and his body remains at the scene this morning.
A man in his 20s was arrested and taken to Leixlip Garda Station for questioning.
The scene's been sealed off ahead of the arrival of the Deputy State Pathologist Dr Michael Curtis and the Garda Technical Bureau this morning.
Gardaí are appealing to anyone who was in the Willowbrook Park area of Celbridge to contact them at Leixlip Garda Station on 01 666 7800.