Police are appealing for information in the search for a 14-year-old missing for three days.
Luke Clark was last seen near Norse Road, in the Scotstoun area of Glasgow, at around 4pm on Friday, November 12.
He is described as being white, around 5ft 4in tall, of medium build, with short brown hair.
When last seen, he was wearing a black jumper and jogging trousers.
He is known to visit Glasgow city centre, and areas in the north of Glasgow.
Luke may also have travelled to the East Kilbride area, police say.
Officers are appealing to anyone with information on his whereabouts to get in touch.
Inspector Gavin Smith, from Partick Police Station, said: “We are becoming increasingly concerned for Luke’s welfare and are keen to find him as soon as possible to make sure he is safe and well.
“If Luke sees this appeal, he should return home or call to let people know he is safe and where he is.
“We are appealing for anyone who has seen him or anyone with any information on his whereabouts to contact us.”
Anyone with any information is asked to contact Partick Police Station via 101, quoting incident number 0230 of November 13.