A man in his 30s has been arrested, after another man in his 50s was killed in an attack, in Tallaght, Dublin.
It happened at around 12am, yesterday Sunday night into Monday morning, in the Tymon Road North area.
The victim was taken to hospital, where he was later pronounced dead.
A man in his 30s is being questioned at Tallaght Garda station.
Gardaí are appealing for witnesses.