A marathon in Friesland, Netherlands, was cancelled shortly before its start due to serious safety concerns. Organizers discovered that an individual presented as a qualified ambulance worker was, in fact, not medically trained. This individual had been involved in developing the event’s safety plan, casting doubt on its adequacy. Authorities were notified, and the race was immediately called off to prevent potential risks to participants. The incident is under investigation, with questions raised about how the individual gained access and assumed the role. Organizers prioritized runner safety, deeming the event too risky to proceed without a verified medical plan. No injuries were reported, but the cancellation caused significant disruption for runners and spectators.