REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THE CONTENT OF THE MATERIAL OBTAINED FROM THE WAY2JIHAD WEBSITE<br/> <br />EDIT CONTAINS CONVERTED 4:3 MATERIAL<br/> <br />Syrian state TV airs footage of the moment a suicide car bomb exploded near an army headquarters in Damascus.<br/> <br />Military officials said four guards were killed and 14 others wounded in attacks on the base on Wednesday (September 26).<br/> <br />The blast was one of two captured on CCTV.<br/> <br />An Islamist militant group has claimed responsibility for the assault, saying suicide attackers posed as guards to enter the compound.<br/> <br />In an internet posting, the Al Nusra Front said two car bombs had detonated and all five attackers had died.<br/> <br />Syrian rebels also said they were behind the attack.<br/> <br />For 18 months opposition fighters have been battling to bring down the ruling government at a cost of 30,000 lives.
