Unraveling the Winnipeg disease lab mystery
A trove of documents from Canada’s spy agency gives new insights into why two scientists were fired from a high-security infectious diseases lab in Winnipeg
![Unraveling the Winnipeg disease lab mystery](https://i.cbc.ca/1.5307464.1709351857!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_620/xiangguo-qiu.jpg)
![Xiangguo Qiu wears a biocontainment suit while working in the containment lab at the National Microbiology Lab (NML) in Winnipeg. Qiu, her biologist husband Keding Cheng, and her students were escorted out of the NML in July 2019. Qiu and Cheng were fired in January 2021. The RCMP is still investigating a possible 'policy breach' reported by the Public Health Agency of Canada. An Asian woman with glasses wears a blue biocontainment suit connected to a respirator while working in a laboratory environment.](https://i.cbc.ca/1.5307464.1709351857!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_620/xiangguo-qiu.jpg)
A trove of documents from Canada’s spy agency gives new insights into why two scientists were fired from a high-security infectious diseases lab in Winnipeg