Antigovernment Syrian activists say militants of the extremist Islamic State (IS) movement have captured several villages near the city of Aleppo.
Radio Free Europe/Radio Liberty: Activists say IS advancing in Syria despite Russian air strikes
A picture taken on Oct. 3, 2015 shows Russian Sukhoi Su-30 SM jet fighters landing on a runway at the Hmeimim airbase in the Syrian province of Latakia.
