Winnipeg lab documents, plus other letters for March 1: ‘Keeping information from Canadians under the guise of avoiding embarrassment … should not be an option.’

News Snapshot:

Open this photo in gallery: Xiangguo Qiu in a 2018 video for the Governor General's Innovation Awards.Governor General's Innovation Awards Pulling back the curtain Re “Censored documents reveal threats to Canada’s security” (Feb. 29): So finally the truth regarding the firing of two Chinese scientists from our top lab, in Winnipeg, has come out. A document shows Xiangguo Qiu and her husband, Keding Cheng, shared confidential scientific information with China in clandestine meetings. Why couldn’t that information have been released in 2021? While the revelations of their activities is concerning, I think the bigger story to come out here is...