The french and english "consortium" federal leaders' debates will be broadcast this week. Bob Pickard, Principal at Signal Leadership Communications assesses the campaign messaging and tactics as the race to election day tightens. And Nik Nanos and his Nanos Research team have been doing daily polling. Nik says we're at a point in the campaign where an issue that may not be a top priority for Canadians can shift voting preferences in some key areas of the country.