US President Barack Obama's birth certificate that was released by the White House in Washington April 27, 2011. The White House on Wednesday released a longer version of President Barack Obama's US birth certificate to try to quiet a debate within Republican circles that he was not born in the United States. [Photo/Agencies]

US President Barack Obama speaks about the release of his birth certificate from the briefing room of the White House in Washington April 27, 2011. [Photo/Agencies]