You're reading: Voice of America: Russia, Iran appear to double down on Assad’s behalf in Syria

Russia’s use of an Iranian base to launch airstrikes in Syria jolted the U.S. and its allies in the region, but the timing may have more to do with concerns about the fate of the Syrian regime than the need of Moscow or Tehran to send a message.Both Russia and Iran have become increasingly concerned about the most recent rebel offensive in Aleppo city, which made progress against regime forces in the south and east despite intense fighting in recent weeks.

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