Gardai have arrested a man in connection with a fatal stabbing in a Limerick housing estate.
The man in his twenties was arrested shortly after 1pm today and is being questioned in connection with the death of 24-year-old John O'Sullivan.
Gardai are not looking for anyone else in connection with the attack.
Mr O'Sullivan of 42 Craevel Park, Moyross was found with four stab wounds to the upper body.