At Issue this week: Quebec’s premier asks Prime Minister Justin Trudeau to slow the influx of asylum seekers, saying his province is at a “breaking point.” Extreme cold strains Alberta’s power grid, and the province blames Ottawa’s focus on green energy. Plus, Rachel Notley steps down as leader of the Alberta NDP. Rosemary Barton hosts Chantal Hébert, Andrew Coyne, Althia Raj and Jason Markusoff.