(BBC) Just over two weeks on from its first air strikes in Syria, the tempo of Russia's air campaign has significantly stepped up and its focus has shifted.
Russian air power is now being used to support offensives by Syrian government forces and their allies on the ground.
What is the goal of this new phase of the operation? […]
Dmitry Gorenburg, an expert on the Russian military at the Davis Center at Harvard University, agrees.
"The goal remains to consolidate government control of key areas in the western part of the country and around Damascus, as well as ensuring that connections between the two areas remain under government control," he says.
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