Was it Colonel Mustard in the preparation area with the Salmonella-tainted lettuce, or Miss Scarlet in the kitchen with the undercooked burger? In this murder mystery, attendees will engage in an interactive scenario where they must investigate a mysterious illness outbreak and identify the root cause. This hands-on experience aims to improve problem-solving abilities in conducting outbreak investigations. Focusing on developing effective interviewing techniques, utilizing outbreak investigation resources, and determining how and why outbreaks occur, this session provides a comprehensive learning experience. By the end of the exercise, attendees will have a deeper understanding of the critical steps involved in outbreak investigations and the importance of identifying root causes.