Former Republican Congressman Bob Barr, the Libertarian presidential nominee, sits down with Judy Woodruff to discuss his party's approach to the economic crisis, foreign policy agenda in Iraq and Afghanistan and his goal of offering a third choice to Americans…

The Defense of Marriage Act (DOMA) is a federal law designed to give states the right to refuse recognition of a same-sex marriage approved by another state. It also defines marriage as a union between a man and woman for…

By PBS News Hour