Russian president Vladimir Putin has said he is concerned about the effect of the Syrian conflict on the world economy.
He said video evidence of alleged chemical attacks in Syria was "provocation by the militants who expect to get help [from the West]."
He added that surveys had shown that people in the US and other Western countries were against military intervention in Syria.
The G20 summit in St Petersburg exposed stark divisions between host Vladimir Putin and US President Obama over Syria.
War emptied the suburb of Yarmouk in southern Damascus of its people. Assad's army holds it, but their prize is a ghost town.
Even in the President's heartland of Baltimore, 95% of voters are against his policy on military intervention in Syria.