Dmitry Peskov, Spokesman for Vladimir Putin

Stephen Sackur speaks to the spokesman for President Vladimir Putin, Dmitri Peskov. Depending on who you believe, Russia's military intervention in Syria is a boost for the forces of legitimacy in the face of terrorism, or a foolish gamble which will further destabilise Syria and backfire on the Kremlin. Does Russia's desire to shore up the Assad regime risk a dangerous new confrontation with the United States?