article_snippet.sent: Two teenage boys reportedly stabbed a third to death after arguing about Two teenage boys mobile phones - then killed four girl pals
article_snippet.sent: Two teenage boys were with so Two teenage boys couldn't tell police about the murder.
article_snippet.sent: The police who quizzed them say both teenagers have confessed to the murders and rape.
highlights_snippet.sent: Duo are also said to have raped one of the girls before cutting Duo throat .
  