According to the Russian Defense Ministry, cited by AP, Russian warplanes have flown their first combat mission in Syria with U.S.-led coalition aircraft. Russian Interfax added that various ISIS storage facilities, and militants were eliminated in the "joint strike":
Should Turkey or Saudi Arabia attack Syrian forces they will be met with significant Russian Air Power, according to a report by Stratfor, the US-based intelligence think tank, often called the Shadow CIA. Sputnik reports: In its report, Stratfor points out that “when Turkey downed a Russian Su-24 warplane on November 24, it did not just sour relations between Ankara and Moscow: It gave Russia a reason to build up its air defense capabilities in Syria.” And build up they did.