There's a reason Russian President Vladimir Putin recently called U.S. President Obama. It wasn’t to talk about Ukraine, the weather or the International Space Station. It was to discuss and coordinate a response to the growing threat from the Islamic State of Iraq and Syria (ISIS) to Russia's soft underbelly in the Caucasus.
Washington Times: Russia declares counter-terror ops regime in North Caucasus
Russian President Vladimir Putin attends a session of the Civic Chamber at the Kremlin in Moscow on June 23, 2015.