Jun 28, 2021 Danielle Anderson was working in what has become the world’s most notorious laboratory just weeks before the first known cases of COVID-19 emerged in central China. Yet, the Australian virologist still wonders what she missed. An expert in bat-borne viruses, Anderson is the only foreign scientist to have undertaken research at the Wuhan Institute of Virology’s BSL-4 lab, the first in mainland China equipped to handle the planet’s deadliest pathogens. Her most recent stint ended in November 2019, giving Anderson an insider’s perspective on a place that’s become a flash point in the search for what caused the worst pandemic in a century.