A teenage boy has been arrested over the killing of Owen Dunn, Wiltshire Police has announced.
The 17-year-old was arrested this afternoon (Tuesday) on suspicion of murder. He is in custody for questioning.
Owen Dunn was stabbed to death in Mazurek Way, Haydon End, on 4 December last year.
A 14-year-old boy is set to stand trial at Bristol Crown Court for his murder in June.