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WASHINGTON - MARCH 26: U.S. President George W. Bush waves to cameras after returning to the White House March 26, 2006 in Washington, DC. President Bush spent his weekend at Camp David. (Photo by Alex Wong/Getty Images)

WASHINGTON - MARCH 26:  U.S. President George W. Bush waves to cameras after returning to the White House March 26, 2006 in Washington, DC. President Bush spent his weekend at Camp David.  (Photo by Alex Wong/Getty Images)