Gardaí in Dublin are searching for an 18-year-old boy who has been missing since Friday.
Aleks Malinowski - who is from Clondalkin - is 5'8" tall, of slim build, with short brown hair with a line shaved into the left side of his head.
Aleks is believed to be wearing a green & black sports jacket, olive green tracksuit bottoms, black shoes or boots and a navy Adidas woolly hat.
He may be carrying a black Timberland bag.
Anyone who has seen Aleks is being asked to contact Clondalkin Garda Station on 01-666-7600, the Garda Confidential Line on 1800-666-111 or any Garda station.