https://www.techdirt.com/articles/20190325/12231941862/court-documents-show-canadian-law-enforcement-operated-stingrays-indiscriminately-sweeping-up-thousands-innocent-phone-owners.shtml

A wide-ranging criminal investigation involving eleven suspects has resulted in the reluctant disclosure of Stingray data by Canadian law enforcement. The Toronto PD and the Royal Canadian Mounted Police joined forces to deploy a surveillance dragnet that swept up thousands of innocent Canadians, as Kate Allen reports for the Toronto Star.

Toronto police and RCMP officers deploying controversial “Stingray” surveillance technology over a two-month period swept up identifying cellphone data on more than 20,000 bystanders at malls, public parks and even a children’s toy store.