Does NAFTA Disadvantage the United States?

The North American Free Trade Agreement is a major campaign issue. The trade bloc linking the United States, Canada, and Mexico was approved in Bill Clinton’s administration, and Hillary Clinton has tried to distance herself from it. Barack Obama has been dogged by an allegation that he opposes it for political reasons but privately supports it. John McCain says he supports it. Does NAFTA hurt the United States economically? Environmentally? Click on JOIN THE CHIT CHAT below and weigh in.