On June 6, 2025, the fourth day of cross-examination in the triple-murder trial of Australian woman Erin Patterson took place. Patterson is accused of poisoning her relatives with a dish containing toxic mushrooms. The victims, Don and Gail Patterson, both aged 70, and Gail's sister Heather Wilkinson, 66, fell ill and died days after consuming the meal. The trial has focused on the alleged use of death cap mushrooms, which are known to be highly toxic. Prosecutors have presented evidence suggesting that Patterson measured a lethal dose of these mushrooms using kitchen scales. The incident occurred during a family lunch where the victims consumed beef Wellington laced with the poisonous fungi. The case has garnered significant attention due to the unusual nature of the alleged crime. The trial continues to unfold, with both the prosecution and defense presenting their arguments and evidence. The court is expected to deliberate on the facts presented, aiming to determine Patterson's involvement in the deaths of her in-laws and sister-in-law. The outcome of this trial will have significant implications for the legal understanding of such crimes in Australia.