Speaker of the House Nancy Pelosi gestures as she and U.S. President George W. Bush take part in a ceremony in the Capitol to award the Congressional Gold Medal to Nobel Prize winner Dr. Norman E. Borlaug, in Washington July 17, 2007. Borlaug won the Nobel Prize in 1970 for his work in agriculture that helped prevent hunger and famine around the world. REUTERS/Kevin Lamarque (UNITED STATES)
President Bush, left, and House Speaker Nancy Pelosi of Calif., right, talk in the Capitol Rotunda on Capitol Hill in Washington, Tuesday, July 17, 2007, during the Congressional Gold Medal Ceremony honoring Nobel Peace Prize winner Norman Borlaug. (AP Photo/Pablo Martinez Monsivais)
President Bush, left, and House Speaker Nancy Pelosi of Calif., right, speak in the Capitol Rotunda on Capitol Hill in Washington, Tuesday, July 17, 2007, during the Congressional Gold Medal Ceremony honoring Nobel Peace Prize winner Norman Borlaug. (AP Photo/Pablo Martinez Monsivais)
President Bush, left, and House Speaker Nancy Pelosi of Calif., right, gestures together towards the crowd in the Capitol Rotunda on Capitol Hill in Washington, Tuesday, July 17, 2007, during the Congressional Gold Medal Ceremony honoring Nobel Peace Prize winner Norman Borlaug. (AP Photo/Pablo Martinez Monsivais)