US President Barack Obama announces Senator Chuck Hagel (R) and Senator David Boren (2nd L) as Co-Chairmen of the President�s Intelligence Advisory Board during a meeting of the board October 28, 2009 in the Cabinet Room of the White House in Washington, DC. Getty Images logo Getty Images 4 weeks ago

US President Barack Obama announces Senator Chuck Hagel (R) and Senator David Boren (2nd L) as Co-Chairmen of the President�s Intelligence Advisory Board during a meeting of the board October 28, 2009 in the Cabinet Room of the White House in Washington, DC.