Russian President Dmitry Medvedev visits Russia Today TV Channel complex in Washington DC after the Global Nuclear Security Summit. At right is the channel's editor-in-chief Margarita Simonyan.

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Russian President Dmitry Medvedev visits Russia Today TV Channel complex in Washington DC after the Global Nuclear Security Summit. At right is the channel's editor-in-chief Margarita Simonyan.

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Russian President Dmitry Medvedev visits Russia Today TV Channel complex in Washington DC after the Global Nuclear Security Summit. At right is the channel's editor-in-chief Margarita Simonyan.

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Russian President Dmitry Medvedev, right, meeting US public figures, academics and politicians at the Brookings Institution, 13 April 2010. At left is Brooking Institution President Strobe Talbott.

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Russian President Dmitry Medvedev, right, meeting US public figures, academics and politicians at the Brookings Institution, 13 April 2010. At left is Brooking Institution President Strobe Talbott.

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Russian President Dmitry Medvedev, right, meeting US public figures, academics and politicians at the Brookings Institution, 13 April 2010. At left is Brooking Institution President Strobe Talbott.

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Russian President Dmitry Medvedev, foreground, meeting US public figures, academics and politicians at the Brookings Institution, 13 April 2010. Brooking Institution President Strobe Talbott is in the background.

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Russian President Dmitry Medvedev, left, meeting US public figures, academics and politicians at the Brookings Institution, 13 April 2010. At right is Brooking Institution President Strobe Talbott.

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Russian President Dmitry Medvedev speaking to US public figures, academics and politicians at the Brookings Institution, 13 April 2010.

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Russian President Dmitry Medvedev speaking to US public figures, academics and politicians at the Brookings Institution, 13 April 2010.

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Russian President Dmitry Medvedev speaking to US public figures, academics and politicians at the Brookings Institution, 13 April 2010.

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Russian President Dmitry Medvedev addressed US public figures, academics and politicians at the Brookings Institution, 13 April 2010.

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Russian President Dmitry Medvedev addressed US public figures, academics and politicians at the Brookings Institution, 13 April 2010.

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Russian President Dmitry Medvedev addressed US public figures, academics and politicians at the Brookings Institution, 13 April 2010.

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Russian President Dmitry Medvedev and German Chancellor Angela Merkel attending the Nuclear Security Summit in Washington, April 13, 2010.

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Russian President Dmitry Medvedev and German Chancellor Angela Merkel attending the Nuclear Security Summit in Washington, April 13, 2010.

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Russian President Dmitry Medvedev, right, Ukrainian President Viktor Yanukovych, left, and Kazakh President Nursultan Nazarbayev meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, Ukrainian President Viktor Yanukovych, left, and Kazakh President Nursultan Nazarbayev meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, and Ukrainian President Viktor Yanukovych meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, Ukrainian President Viktor Yanukovych, left, and Kazakh President Nursultan Nazarbayev meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev during his meeting with Ukrainian President Viktor Yanukovych at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, and Ukrainian President Viktor Yanukovych meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, and Ukrainian President Viktor Yanukovych meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, left, and French President Nicolas Sarkozy attending a working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Presidents and prime ministers attend a working session of the Nuclear Security Summit in Washington on April 13, 2010.

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U.S. President Barack Obama, right, and South Korean President Lee Myung-bak, left, attending a working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, left, and Spanish Prime Minister José Luis Rodríguez Zapatero meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, center left, and Swiss President Doris Leuthard, center right, posing for a photo with heads of state and government before a working meeting of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, foreground left, and French President Nicolas Sarkozy attending the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, foreground 2nd left, and French President Nicolas Sarkozy, right, attending the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Presidents and prime ministers attend a working meeting of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, center, and Spanish Prime Minister José Luis Rodríguez Zapatero meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, and Spanish Prime Minister José Luis Rodríguez Zapatero meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, right, and Spanish Prime Minister José Luis Rodríguez Zapatero meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, center, and Spanish Prime Minister José Luis Rodríguez Zapatero meeting at the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, 2nd row center, posing for a photo with heads of state and government before a working meeting of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, 2nd row center, posing for a photo with heads of state and government before a working meeting of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev (2nd row, 3rd left) and U.S. President Barack Obama (1st row, 3rd left) posing for a photo with heads of state and government before a working meeting of the Nuclear Security Summit in Washington on April 13, 2010.

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Heads of state and government posing for a photo before a working session of the Nuclear Security Summit in Washington on April 13, 2010. 1st row from left: Kazakh President Nursultan Nazarbayev, U.S. President Barack Obama and King Abdullah II of Jordan. 2nd row from left: Ukrainian President Viktor Yanukovych, South African President Jacob Zuma, Russian President Dmitry Medvedev, and Swiss President Doris Leuthard. 3rd row from left: Morocco's Prime Minister Abbas El Fassi, Vietnamese Prime Minister Nguyễn Tấn Dũng, and Canadian Prime Minister Stephen Harper.

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Russian President Dmitry Medvedev (center), U.S. President Barack Obama (1st row, left), King Abdullah II of Jordan (1st row, right), Vietnamese Prime Minister Nguyễn Tấn Dũng (3rd row, left) and Canadian Prime Minister Stephen Harper (3rd row, right) posing for a photo with heads of state and government before a working session of the Nuclear Security Summit in Washington on April 13, 2010.

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From left: South African President Jacob Zuma, U.S. President Barack Obama and Russian President Dmitry Medvedev posing for a photo with heads of state and government before a working meeting of the Nuclear Security Summit in Washington on April 13, 2010.

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From left: French President Nicolas Sarkozy, Ukrainian President Viktor Yanukovych and Russian President Dmitry Medvedev before the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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From left: French President Nicolas Sarkozy, Ukrainian President Viktor Yanukovych and Russian President Dmitry Medvedev before the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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French President Nicolas Sarkozy (left), Russian President Dmitry Medvedev (2nd right) and Brazilian President Luiz Inácio Lula da Silva (right) before the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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From left: Ukrainian President Viktor Yanukovych, Russian President Dmitry Medvedev and Kazakh President Nursultan Nazarbayev before a working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, left, and U.S. President Barack Obama before the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, left, and U.S. President Barack Obama before the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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Russian President Dmitry Medvedev, left, and U.S. President Barack Obama before the working session of the Nuclear Security Summit in Washington on April 13, 2010.

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