New Images purport to show building of Russian Airbase
(CNN)The United States is concerned about Russia's recent deployment of fighter jets to Syria despite new conversations between the two countries to de-escalate the conflict in Syria.
17:28 Pentagon delivers draft plan to defeat Islamic State to White House14
14:07 Iraqi jets strike Islamic State in Syria for first time as troops advance in Mosul22
13:41 In Syria, car bomb kills scores in area recaptured from Islamic State19
12:32 Islamic State car bomb kills dozens in northwest Syria23