Gardaí appeal to public for information on missing Dublin teen

Gardaí in Dublin are seeking the public's assistance in tracing the whereabouts of 17-year-old Mark O' Brien is missing from his home in Cherry Orchard - in Ballyfermot.

Mark was last seen in the Talbot St. area of Dublin city centre last Saturday.

He is 5ft 4 tall, and weighs approximately seven stone.

He has black hair and brown eyes.

When last seen Mark was wearing navy tracksuit bottoms, a navy and grey jacket and navy running shoes.

Anyone with information is asked to contact Ballyfermot Garda Station.