A teenage boy is in a stable condition after a stabbing incident near Portmarnock beach in north Co Dublin.
The 15-year-old is being treated at CHI at Temple Street.
It is understood he was wounded during an altercation between two groups of youths at around 9.30pm last night.
No arrests have been made and inquiries are ongoing.
Superintendent Gerry Donnelly said: "Gardaí are anxious to hear from any witnesses who may have been in the vicinity of the entrance to Portmarnock Beach, Velvet Strand, Coast Road and Wendell Avenue between 9pm and 10pm or to anyone with camera footage that could assist the investigation.
"Gardaí are also appealing to any persons who may have been using public transport in that vicinity and came across large groups of youths availing of transport services."
Anyone with information is asked to contact Malahide Garda Station on 01 6664600 or the Garda Confidential Line on 1800-666-111.
