By-election tests: The NDP passed. The Liberals failed.

Marieke Walsh, a senior political reporter for The Globe, discusses the fallout from recent by-elections in Canada. She reveals how the NDP narrowly secured a win against the Conservatives in Winnipeg, while the Liberals faced a significant loss in traditionally safe Montreal ridings. Walsh examines the implications of Canada's first-past-the-post electoral system, highlighting issues with low percentage wins. She also explores shifting party dynamics and public opinion, emphasizing the growing challenge for the Liberals in a fragmented political landscape.