Supreme Court invalidates result from spring federal election in Terrebonne riding CTV NewsSupreme Court nullifies Liberal single-vote election win in Montreal-area riding CBCHuman error or irregularity? Supreme Court hears case on byelection won by one vote Toronto StarSupreme Court of Canada annuls single-vote win in Terrebonne riding, vacating seat Montreal GazetteSupreme Court invalidates Liberal MP’s single-vote victory in Quebec riding The Globe and Mail