On June 25, the World Health Organization (WHO) wrapped up its role in a 36-hour nuclear emergency drill, organized by the International Atomic Energy Agency (IAEA). This simulation was part of the IAEA’s ConvEx-3, its most advanced level of emergency preparedness exercises. Held every three to five years, ConvEx-3 evaluates the readiness of international responses to nuclear incidents and highlights opportunities for improvement. The previous drill in this series took place in 2021, in