U.S. President Barack Obama greets Russia's prime minister Dmitri Medvedev as he arrives at the G8 Summit at Camp David

 
U.S. President Barack Obama greets Russia
U.S. President Barack Obama (R) greets Russia's prime minister Dmitri Medvedev as he arrives at the G8 Summit at Camp David, Maryland, May 18, 2012. REUTERS/Jason Reed (UNITED STATES - Tags: POLITICS)