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MOSCOW, RUSSIA - SEPTEMBER 7: Russian President Vladimir Putin speaks during the conference of People's United Front on September 7, 2015 in Moscow, Russia, President Putin ordered snap checks on troop combat readiness in Russia's central military district, the defence ministry said today. (Photo by Sasha Mordovets/Getty Images)

MOSCOW, RUSSIA - SEPTEMBER 7: Russian President Vladimir Putin speaks during the conference of People's United Front on September 7, 2015 in Moscow, Russia, President Putin ordered snap checks on troop combat readiness in Russia's central military district, the defence ministry said today. (Photo by Sasha Mordovets/Getty Images)