Advance voting begins for Alberta's Oct. 19 referendum, with the question of separation on the ballot. That's as Prime Minister Mark Carney will be in Alberta this week pushing for a united Canada. Power & Politics hears from a pollster on how Albertans are feeling heading into that vote. Government House leader Steven MacKinnon joins P&P to talk foreign interference threats in Canada's elections. Plus, Stelco's U.S. owner could face legal action from the federal government for planned layoffs at its Hamilton plant. NDP Leader Avi Lewis makes his case for Ottawa to nationalize the steelmaker.