LONDON – MAY 26: U.S. President Barack Obama and first lady Michelle Obama arrive at Stansted Airport, ON May 26, 2011 near London, England. Obama is leaving Britain for the G8 Summit in Dueville, France, following a two day state visit. The 44th President of the United States, Barack Obama, and First Lady Michelle were in the UK at the invitation of HM Queen Elizabeth II. (Photo by Chris Harris – WPA Pool/Getty Images)