At Issue this week: Pierre Poilievre gets booted from the House of Commons after calling Trudeau and his support for B.C.’s drug decriminalization “wacko” and hints he’ll use the notwithstanding clause to get tough on crime if he becomes prime minister. Plus, are the government’s climate policies working? Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.