Camera captures massive explosion rocks ISIS base in Al-Yarmouk camp

ANNA News outlet has published a video footage taken in the raging neighborhood of Al-Yarmouk camp , features heavy explosion occurred on ISIS headquarter in southern Damascus.
According to private information, the explosion happened due to intense bombarding carried out by the Russian mine clearing tank of UR-77.
However, the Russian out didn’t mention the main reason behind this huge explosion.
Earlier today, a Syrian official source denied all reports talking about an agreement with the terror organization of ISIS in Al-Hajar or Al-Yarmouk camp.
Some pro-opposition reports claimed that the government has reached a deal with ISIS in order to evacuate them out of southern Damascus.