At Issue | Carney's expanding Liberal tent

At Issue this week: Conservative MP Marliyn Gladu crosses to the Liberals just days before critical byelections that are expected to bring Mark Carney a majority government. Pierre Poilievre defends his leadership after another defection. And concerns about Senate independence. 00:00 Conservative Marliyn Gladu crosses to the Liberals 10:19 What another defection means for Poilievre's leadership 16:50 Concerns about Canada's Senate independence news canada politics At Issue is Canada's most-watched political panel, hosted by CBC Chief Political Correspondent Rosemary Barton and featuring leading political journalists Andrew Coyne, Althia Raj and Rob Shaw. The National is the flagship of CBC News, showcasing award-winning journalism from across Canada and around the world. Led by Chief Correspondent Adrienne Arsenault, our team of trusted reporters helps you make sense of the world, wherever you are. Subscribe to get the latest news daily, and watch live starting at 9 p.m. ET. https://www.youtube.com/user/CBCTheNational?sub_confirmation=1 More from CBC News | https://www.cbc.ca/news