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CHICAGO - DECEMBER 01:  President-elect Barack Obama (L) introduces Senator Hillary Clinton (D-NY) as his choice for secretary of state during a press conference at the Hilton Hotel December 01, 2008 in Chicago, Illinois. Other members of the National Security Team named by Obama at the press conference include Washington attorney Eric Holder as attorney general, Arizona Governor Janet Napolitano as his choice for homeland security and he said Robert Gates would remain as defense secretary.  Retired Marine Gen. James L. Jones was selected for the position of national security adviser and Susan Rice as U.N. ambassador.  (Photo by Scott Olson/Getty Images)
CHICAGO - DECEMBER 01:  President-elect Barack Obama (L) introduces Senator Hillary Clinton (D-NY) as his choice for secretary of state during a press conference at the Hilton Hotel December 01, 2008 in Chicago, Illinois. Other members of the National Security Team named by Obama at the press conference include Washington attorney Eric Holder as attorney general, Arizona Governor Janet Napolitano as his choice for homeland security and he said Robert Gates would remain as defense secretary.  Retired Marine Gen. James L. Jones was selected for the position of national security adviser and Susan Rice as U.N. ambassador.  (Photo by Scott Olson/Getty Images)

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