The Russian president's residence Gorki outside Moscow during an informal summit of Collective Security Treaty Organization member states' leaders on May 8, 2010.

08.05.2010#645801

From left: Tajik President Emomali Rakhmon, Kazakh President Nursultan Nazarbayev, Uzbek Prime Minister Shavkat Mirziyeyev, Russian President Dmitry Medvedev, Armenian President Serzh Sargsyan, and Belarusian President Alexander Lukashenko attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645799

From left: Tajik President Emomali Rakhmon, Uzbek Prime Minister Shavkat Mirziyeyev, Russian President Dmitry Medvedev, Armenian President Serzh Sargsyan, and Belarusian President Alexander Lukashenko attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645798

Belarusian President Alexander Lukashenko, left, and Russian President Dmitry Medvedev attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645797

Belarusian President Alexander Lukashenko, left, and Russian President Dmitry Medvedev attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645796

Russian President Dmitry Medvedev, far center, attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645795

Russian President Dmitry Medvedev, far center, attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645790

From left: Belarusian President Alexander Lukashenko, Russian President Dmitry Medvedev, Kazakh President Nursultan Nazarbayev, Armenian President Serzh Sargsyan, Tajik President Emomali Rakhmon, and Uzbek Prime Minister Shavkat Mirziyeyev attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645789

From right: Belarusian President Alexander Lukashenko, Russian President Dmitry Medvedev, Uzbek Prime Minister Shavkat Mirziyeyev, and Armenian President Serzh Sargsyan attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645787

Belarusian President Alexander Lukashenko, left, and Russian President Dmitry Medvedev attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645785

Russian President Dmitry Medvedev attending an informal summit of Collective Security Treaty Organization member states' leaders at the Gorki residence outside Moscow on May 8, 2010.

08.05.2010#645774