Flaming wreckage from a Syrian government helicopter in Damascus is shown in this latest video posted to a social media website. The video cannot be independently verified by Reuters.<br/> <br />It was just one of several attacks on military assets.<br/> <br />Plumes of smoke rise from this air base captured by rebel forces in Deir-al Zor, near Syria's border with Iraq.<br/> <br />Fighters could be seen surveying destroyed army tanks --- muttering "These are your tanks Bashar you dog."<br/> <br />There was no comment from the Syrian government about the status of the base.<br/> <br />Rebels have been trying to attack air bases in particular, in the hope of grounding some of Assad's air power.
