Gardai in Co Cork investigating the murders of two people in West Waterford overnight believe the killings may be linked.

Gardai in Waterford are treating as suspicious the deaths of two people whose bodies were found four miles apart overnight.

A post mortem on the 20-year-old stabbed to death in Dublin early this morning has revealed that he died from a single stab wound to the chest.

A post mortem is to be carried out on the body of a man found dead at a house in Ballyfermot, Dublin, last night.

A 21-year-old man has died after being stabbed in the Crumlin area of Dublin early this morning.

Gardai in Dublin are investigating the suspicious death of a man in his 40s at a house in Ballyfermot last night.