The search for missing Devon teenager Arthur Heeler-Frood continues almost a week after he first disappeared.The 15-year-old from Axminster is said that to have left a letter to his family saying that he has run away and was last seen at around 7.30am on Tuesday, September 6 on his way to Colyton School with his bike.Posting to Facebook, Arthur's sister Hester Heeler-Frood wrote: "We know that he has changed into casual clothes, perhaps wearing blue jeans, black trainers and a two-tone...
