Original sentence: Mackay's disappearance made headlines around the nation and many believed a gangland figure, Robert Trimbole, was responsible for the apparent contract style killing.Many locals believed Trimbole was responsible for the disappearance and this led to a stereotypical view that Griffith was full of mobsters
Edited sentence: Mackay's disappearance made headlines around the nation and many made the correct assumption that gangland figure, Robert Trimbole, was responsible for the apparent contract style killing.The killing fuelled the perception of Griffith as full of mobsters and "Australia's marijuana capital"