Polytechnique survivors Heidi Rathjen, right, and Nathalie Provost speak to the media following an announcement of details of Quebec's long gun registry by Quebec Public Security Minister Martin Coiteux during a news conference in Montreal, Sunday, January 28, 2018. A leading voice for stricter gun control is calling on the Liberal government to place an immediate moratorium on new sales of assault-style firearms as well as a permanent ban on the importation and manufacture of handguns. THE CANADIAN PRESS/Graham Hughes