Under eight years of a Democratic administration, the US economy thrived. Eight years of the Republicans have led to the brink of another Depression. But faced with Democratic majorities on Capitol Hill, the US Chamber of Commerce is spending bigger than ever this year on GOP candidates. Goal number one is to stop legislation making it easier to organize unions. Are unions really a threat to corporate prosperity? What about other Republican principles, including deregulation? We talk to Big Business, Big Labor and others.