Gardaí from Crumlin investigating a stabbing in Dublin last night have said they are following a definite line of inquiry.
The stabbing left a 26-year-old English man in a critical but stable condition in hospital.
The incident happened at around 4.30am when the man was stabbed a number of times following an argument outside a house on the Cashel Road, Crumlin.
The victim was removed to James Hospital.