A still image taken from amateur video purportedly shows anti-government demonstrators rallying in Jasim, Deraa Governorate April 22, 2011. Syrian forces fired teargas to disperse a pro-democracy protest in Damascus on Friday and several thousand people in the southern city of Deraa called for the overthrow of President Bashar al-Assad, witnesses said.  REUTERS/Amateur Video via Reuters TV  (SYRIA - Tags: POLITICS CIVIL UNREST)
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