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U.S. President Barack Obama looks at French President Francois Hollande as they meet in the Oval Office of the White House in Washington May 18, 2012. Hollande is in the United States to join other leaders of the major industrial economies and meet for a G8 Summit at Camp David this weekend to try to head off a full-blown financial crisis in Europe. REUTERS/Larry Downing (UNITED STATES – Tags: POLITICS BUSINESS)