A man in his fifties has been taken to hospital after a gun attack.
The shooting happened at Rowlagh Park, Clondalkin, west Dublin, gardai said.
The victim was taken by ambulance to Tallaght Hospital, where he is believed to be in a critical condition.
A Garda spokeswoman said: " The scene has been sealed off pending a full technical examination."
Investigators are appealing for anyone who was in the area at the time to get in touch.
They are also seeking information about a dark coloured car that left the scene in the direction of Neilstown Road.