U.S. President George W. Bush (C) hosts a meeting with 2007 Nobel Award winners in the Oval Office of the White House in Washington, November 26, 2007. The winners are (L-R) Harlan Watson, Oliver Smithies, Mario Capecchi, Peace Prize winner and former U.S. vice president Al Gore, Bush, Eric Maskin, Susan Solomon, Roger Myerson and Sharon Hays. REUTERS/Larry Downing (UNITED STATES)
