Toronto-area Liberal MP Leona Alleslev crosses the floor to join Conservatives
Sept 17 2018
https://www.cbc.ca/news/politics/liberal-floor-crosser-leona-alleslev-1.4826567
November 27 2019
BREAKING: Scheer to appoint Liberal floor-crosser as deputy leader https://www.westernstandardonline.com/2019/11/breaking-scheer-to-appoint-liberal-floor-crosser-as-deputy-leader/