US President Barack Obama (L) and First Lady Michelle Obama (R) meet with Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge at Buckingham Palace on May 24, 2011 in London, England. The 44th President of the United States, Barack Obama, and his wife Michelle are in the UK for a two day State Visit at the invitation of HM Queen Elizabeth II. During the trip they will attend a state banquet at Buckingham Palace and the President will address both houses of parliament at Westminster Hall.
(May 23, 2011 - Source: WPA Pool/Getty Images Europe)
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