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WASHINGTON, : US President George W. Bush shares a laugh with US comedian Bill Cosby before awarding him the Presidential Medal of Freedom 09 July 2002 during a ceremony in the East Room of the White House in Washingtton, DC. The Presidential Medal of Freedom is the highest US civilian award. AFP PHOTO/Shawn THEW (Photo credit should read SHAWN THEW/AFP via Getty Images)

WASHINGTON, :  US President George W. Bush shares a laugh with US comedian Bill Cosby before awarding him the Presidential Medal of Freedom 09 July 2002 during a ceremony in the East Room of the White House in Washingtton, DC. The Presidential Medal of Freedom is the highest US civilian award.  AFP PHOTO/Shawn THEW (Photo credit should read SHAWN THEW/AFP via Getty Images)