Key Takeaways
- A man has been sentenced to at least 6.5 years in prison for unlawfully killing a 13-year-old boy in a firebombing incident in 1998.
- The defendant, Gregory John Walker, pleaded guilty to manslaughter and was given a maximum term of 10 years and 9 months behind bars.
- The victim, Arthur Haines, died 11 weeks after suffering serious burns in the attack, which was sparked by a neighborhood dispute.
- The case has caused decades of grief for Arthur’s family, with his mother describing a "huge emptiness" since his death.
- The defendant has shown remorse and has been involved in community service, including running a not-for-profit boxing gym for troubled youth.
Introduction to the Case
A man has been sentenced to at least six-and-a-half years in prison for unlawfully killing a teenage boy by firebombing a Sydney home in 1998 during an escalating neighborhood dispute. The incident occurred when Gregory John Walker threw a molotov cocktail into the yard of the Waterloo home, sparking a blaze that trapped 13-year-old Arthur Haines inside. Arthur managed to escape but suffered serious burns and died 11 weeks later. Walker, who has the words "not guilty" tattooed on the back of his head, was charged with murder in 2022 but pleaded guilty to the lesser charge of manslaughter just before a Supreme Court trial this year.
The Impact on the Victim’s Family
The case has caused decades of grief for Arthur’s family, with his mother, Julie Szabo, describing a "huge emptiness" since his death. In a victim impact statement, Ms. Szabo recalled hugging her son goodbye when she dropped him off at his friend’s place, not realizing it would be their last embrace. Justice Hament Dhanji described Ms. Szabo’s statement as "deeply moving" and acknowledged the significant impact of Arthur’s death on his family and the community. The judge noted that "every life is precious, and its unlawful taking harms the community in some way" and that Arthur’s life was precious, and his death has had a lasting impact on those who knew him.
The Defendant’s Background and Remorse
Walker has an extensive criminal history dating back to 1984, but his record has been limited since around 2006. In recent years, he has been involved in community service, including running a not-for-profit boxing gym on the Gold Coast aimed at training and mentoring troubled youth. Justice Dhanji accepted that Walker had made a "valuable contribution" to the lives of others and that he had steered a number of young people away from the path he had previously been on. However, the judge also noted that Walker’s remorse was "difficult to reconcile" with his years of silence during which he must have known Arthur’s family questioned whether anyone would be brought to justice.
The Sentence and Its Significance
Justice Dhanji handed Walker a maximum term of 10 years and 9 months behind bars, with a non-parole period of 6 years and 6 months. The judge noted that "no sentence that I impose can right the wrong that has been done" and that "no value can be put on the life of Arthur in terms of years of imprisonment or otherwise." The sentence reflects the seriousness of the crime, which was described as a "particularly dangerous act" that had catastrophic results. Walker will be eligible for parole in February 2029, having already been in custody since 2022.
The Defendant’s Apology and Reflection
In a letter to the judge, Walker apologized to Arthur’s family and the police involved in the case, saying he was filled with "shame and embarrassment" when he considered who he was in 1998. He acknowledged that he had been living with "guilt, shame, and regret" over what happened for decades and that there were no words he could say to bring back Arthur. Walker explained that the tensions in the neighborhood had boiled over in April 1998 when his partner’s car was paint-bombed, and he had thrown the firebomb into the backyard of the person he suspected of being behind the damage. He claimed that it was never his intention to hurt anyone that night, let alone take someone’s life.

