Beatrix ‘Trixie’ Bennett-Hiller is no ordinary grandma -- she spent years keeping the Anita Cobby and Janine Balding killers in order. She recounts the frightening time John Travers attempted to rape a rookie prison guard, the conflicting moment she had to save Ebony Simpson’s killer’s life and how she managed to evade Shorty Jamison who had it in for her. Every episode of On Guard, plus articles, amazing images and the multimedia experience is available right now, go to onguardseries.com.au. See omnystudio.com/listener for privacy information.