President-elect Barack Obama (L) leaves with with Secretary of State designee Sen. Hillary Clinton (D-NY) after a news conference announcing his national security team on December 1, 2008 in Chicago. Obama also named Arizona Gov. Janet Nepolitano as homeland security secretary and ret. Marine Gen. James L. Jones as national security advisor, Susan Rice as ambassador to the United Nations, Eric Holder as attorney general and announced that Robert Gates, the current Secretary of Defense, will stay on in his post under the new administration. (UPI Photo/Brian Kersey) | Slideshow