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 GazetteTerrebonne election: Supreme Court to hear case of Bloc MP candidate who lost by one vote today  CityNews Montreal