On Tuesday, primary voters in Minneapolis and St. Paul will narrow a large field of mayoral candidates to two in each city. Here on Morning Edition we've been giving you a chance to hear from the candidates for mayor of Minneapolis. Today, an interview with Bill McGaughey (Ma-GOY). McGaughey is a landlord and a self-publisher. He lives in the Harrison neighborhood of North Minneapolis, and has been in the city for over 12 years. He says affordable housing is the biggest issue facing the city, and the solution is to let the free market work.