UPDATE: Tuesday September 27th, 9.40am, Police have said Mark has been found safe and well.
Police have issued an appeal for information to trace a missing Caerphilly teenager.
Mark Bishop, 15, was last seen at his home address at 6.50pm on Friday September 24.
He is white, approximately 5ft 3in tall and of slim build. He has short, shaven, mousy brown hair with tram lines on both sides. He was last known to be wearing a black v-neck t-shirt with green and pink beading, a black hooded jumper, grey tracksuit bottoms and red and white coloured trainers.
Gwent Police is concerned for the safety and welfare of Mark due to his age and would appeal for anyone who sees him or knows of his whereabouts to contact them on 01633 838111.