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G20 Summit

U.S. President Barack Obama arrives for a Water and Music Show during the G-20 summit at the Grand Palace in Peterhof, the czarist summer estate outside St. Petersburg, Russia, early Friday, Sept. 6, 2013. (AP Photo/Dmitry Lovetsky)

G20 Summit

World leaders at the G20 summit on Friday failed to bridge their bitter divisions over US plans for military action against the Syrian regime, as Washington slammed Moscow for holding the UN Security Council "hostage" over the crisis. (AFP)