Open this photo in gallery: A protest against China’s crackdown on civil rights fills streets in Hong Kong in September, 2019.PHILIP FONG/AFP/Getty Images A federal election-threats watchdog has uncovered a foreign interference operation from China aimed at shifting public opinion among Chinese-speaking Canadians against a Toronto-area Conservative candidate who is a sharp critic of Beijing’s crackdown on civil rights in Hong Kong. Joe Tay, the Conservative Party candidate for the federal riding of Don Valley North, is the target. The Security and Intelligence Threats to Elections (SITE) Task Force announced Monday this campaign is taking place on the social-media platforms...