A 19-year-old man has appeared in court charged with the murder of Stephen O'Halloran.
David Patchell of Rossfield Crescent in Tallaght was remanded in custody to appear before Cloverhill District Court on 24 April.
At a sitting of Dublin District Court today, Mr Patchell was also charged with intentionally or recklessly causing serious harm to Paul Core and of intentionally or recklessly causing serious harm to Anthony Harte.
Mr Patchell was granted free legal aid.
Mr O'Halloran was shot dead at Kilmartin Drive on 19 January.
Gardaí on patrol in the area discovered the body of the 20-year-old in a car in the driveway of a house.