Summary
Erin Patterson is on trial for allegedly poisoning her in-laws with death cap mushrooms during a lunch at her home on July 29, 2023. Her husband, Simon Patterson, testified about their relationship breakdown, highlighting disputes over child support payments and describing Erin as “extremely aggressive.” Patterson, 50, has pleaded not guilty to three counts of murder and one count of attempted murder, asserting that the presence of poisonous mushrooms in her dish was unintentional.