The head of Russia's Security Council has identified Islamic State as the greatest threat to world peace and security, and it seems the danger could be getting closer to home.
BBC: Islamic State may threaten Russia’s Caucasus
Displaced Syrians, who fled their homes in the northeast city of Hasakeh due to attacks by the Islamic State (IS) group, sit in the back of a pick-up truck driving in the Kurdish city of Qamishli, on the border with Turkey, on June 26.
