Gardaí in the capital are appealing to the public for assistance following the disappearance of an 18-year-old youth in Dublin on Friday.
Aleks Malinowski, who is from Clondalkin, has been described as 5 ft 8 inches in height, of slim build with short brown hair which has a line shaved through it on the left side.
It is understood that Aleks was last seen wearing a green and black sports jacket, olive green tracksuit bottoms, black shoes or boots and a navy Adidas woolly hat.
He may also have been carrying a black Timberland bag.
Anyone with any information pertaining to Aleks' whereabouts are asked to contact Clondalkin Garda Station.