In 2018, the French government had warned US government officials that the Wuhan lab, which the French helped build, was shoddily maintained and inadequately staffed and secured. For example, the French construction company, bioMérieux, which built the lab, had neglected to properly complete the negative airflow system—a critical piece of infrastructure to prevent the escape of viruses deliberately enhanced to create pandemics. Dr. Fauci ignored the warning.

