Cover Story piece on Maine\u27s alternative political parties, including the Gree

Cover Story piece on Maine\u27s alternative political parties, including the Green Independent Party of Maine, the Labor, and the Libertarian parties. With a brief history of the American political-party system. Also with comments by Mark Cenci, chair of the Libertarian Party of Maine, and William Coogan, a political science professor at the University of Southern Maine in Portland