Long-serving crime reporter John Silvester joins Aisha in a two-part interview about the new Stan documentary "Revealed: No Mercy, No Remorse". John is the narrator and producer of this special which explores the 1993 as Victorian police hunt the Frankston serial killer, one of Australia’s most well-known serial killer cases. This is the first time that the team of investigators have all spoken about what it was like trying to catch the Frankston serial killer.