Photostream : British Prime Minister David Cameron meets with Russia's President Dmitry Medvedev in Seoul

Russia's President Dmitry Medvedev (3rd L) arrives for a meeting with British Prime Minister David Cameron before the G20 summit in Seoul, November 11, 2010. World leaders are gathering in Seoul on Thursday and Friday for the Group of 20 summit aimed at safeguarding the global economic recovery and defusing trade and currency tensions. (Getty Images / REUTERS/Darren Staples )

Russian President Dmitry Medvedev, right, greets Britain's Prime Minister David Cameron before their meeting on the sidelines of the G20 summit in Seoul, South Korea, Thursday, Nov. 11, 2010. (Getty Images / AP Photo/RIA Novosti, Dmitry Astakhov, Presidential Press Service)

Russian President Dmitry Medvedev, right, meets with Britain's Prime Minister David Cameron on the sideline of the G20 summit in Seoul, South Korea, Thursday, Nov. 11, 2010. (Getty Images / AP Photo/RIA Novosti, Dmitry Astakhov, Presidential Press Service)

Britain's Prime Minister David Cameron (L) meets with Russian President Dmitry Medvedev before the G20 summit in Seoul, November 11, 2010. World leaders are gathering in Seoul on Thursday and Friday for the Group of 20 summit aimed at safeguarding the global economic recovery and defusing trade and currency tensions. (Getty Images /REUTERS/Darren Staples )

Russian President Dmitry Medvedev, right, meets with Britain's Prime Minister David Cameron on the sideline of the G20 summit in Seoul, South Korea, Thursday, Nov. 11, 2010. (Getty Images / AP Photo/RIA Novosti, Dmitry Astakhov, Presidential Press Service)