People living in three provincial ridings will be heading to the polls on Monday. By-elections are being held in Dieppe, in Restigouche-Chaleur and in Bathurst East-Nepisiguit-Saint Isadore. Jacques Poitras is CBC's provincial affairs reporter based in Fredericton. Michelle LeBlanc is a journalist with Radio-Canada based in Moncton. And Jamie Gillies teaches communications and public policy at St. Thomas University.