Lisa Raitt, left, reacts to a comment by Rick Peterson, not pictured, as Kellie Leitch and Steven Blaney watchduring the Conservative leadership debate in Edmonton on Tuesday, Feb. 28. Lisa Raitt at the Conservative leadership debate in Edmonton on Tuesday, Feb. 28. She repeatedly mentioned that nothing gets done if the Conservatives don’t win government. Candidate, and former speaker of the House of Commons, Andrew Scheer at the Conservative leadership debate in Edmonton on Tuesday, Feb. 28. The Conservatives’ would-be leaders may still disagree on a lot of things, but Tuesday’s leadership debate included a uniform call for ongoing illegal border crossings at Emerson, Manitoba to stop.