From left, CSTO Secretary General Imangali Tasmagambetov, Belarus' President Alexander Lukashenko, Kazakhstan's President Kassym-Jomart Tokayev, Kyrgyzstan's President Sadyr Japarov, Russia's President Vladimir Putin and Tajikistan's President Emomali Rahmon pose for a family photo before a summit of the CSTO Collective Security Council, in Minsk, Belarus.