[anyplayer:url=http://rt.com/files/news/un-assembly-vote-syrian-resolution-521/i94d716f80cac1e4cb0772f4bfd108a67_portnaya-live-0200.flv] The UN General Assembly has called on Syrian President Assad to step down. The resolution passed Thursday is worded similarly to a document vetoed in the UN Security Council by Russia and China. The…