... Over hours of debate in the House of Commons, Conservative, NDP and Bloc Québécois members repeatedly called on the Liberal government to provide details as to why two scientists were fired from Winnipeg’s high-security National Microbiology Laboratory (NML) earlier this year, amid an RCMP investigation into the matter... “How could scientists with deep connections to the Chinese military be able to gain access to a high-level Canadian security-cleared laboratory with the world’s most dangerous viruses?” Conservative MP John Williamson asked during debate... Dr. Xiangguo Qiu and her biologist husband, Keding Cheng, were escorted out of the NML in July...