Barack and Michelle Obama watching Basketball match.
German Chancellor Angela Merkel feeds a penguin during a visit to Ozeaneum aquarium in the eastern German city of Stralsund on May 6, 2011. Merkel took on a sponsorship for a penguin during her visit.
Britain's Queen Elizabeth II (L), US President Barack Obama (2nd L), US First Lady Michelle Obama (3rd R) and Prince Philip, the Duke of Edinburgh (2nd R) watch a Guard of Honour at Buckingham Palace, in central London, on May 24, 2011.
Mayor of London, Boris Johnson plays tennis during the International Paralympic Day in Trafalgar Square, central London, on September 8, 2011.
A member of the Mexican delegation takes a picture of himself during the Community of Latin American and Caribbean States (CELAC) summit under the leadership of Venezuelan Hugo Chavez (L) on December 3, 2011 in Caracas.
French Finance Minister Christine Lagarde gestures during a press conference at the end of the one-day meeting of finance ministers and central bank chiefs from the G20 nations in Nanjing on March 31, 2010.
French president Nicolas Sarkozy delivers a speech at the Elysee Palace in Paris during the New Year's greetings ceremony for trade Unions officials and social organisations on January 6, 2011.
Russian Prime Minister Vladimir Putin gestures jokingly as he takes part in the first global ministerial conference on healthy lifestyles and noncommunicable disease (NCD) control in Moscow, on April 28, 2011.
US Secretary of State Hillary Clinton (L) speaks with Greek Foreign Minister Stavros Lambrinidis at the Acropolis Museum in front of the ancient Temple of parthenon in Athens on July 17, 2011, before signing a Cultural Memorandum of Understanding on import restrictions for archaeological finds between the US and Greece.
Archbishop Desmond Tutu makes a funny face as his phone rings during an interview with an AFP journalist at his office, on October 5, 2011, in Milnerton, Cape Town.