Russian President Vladimir Putin welcomes the leaders of member countries of the Collective Security Treaty Organization (CSTO) in Moscow on Wednesday, Dec. 19, 2012. (AP Photo/Yuri Kochetkov, Pool)

Photo by: Yuri Kochetkov

Russian President Vladimir Putin welcomes the leaders of member countries of the Collective Security Treaty Organization (CSTO) in Moscow on Wednesday, Dec. 19, 2012. (AP Photo/Yuri Kochetkov, Pool)