According to�the report, an explosive device was activated in�the building's lobby. Media reports suggested that the blast was caused by�a suicide bomber.
According to�preliminary information, the terrorist attack left at�least 25 people dead and many others wounded, according to�Syrian state-run SANA news agency citing officials.

#Syria#Damascus - The suicide blast has at least killed 25 people (preliminary toll) https://twitter.com/TerrorEvents/status/841972960432922626��
3:24 PM - 15 Mar 2017
No group has claimed responsibility for�the explosion so far.
The explosion took place four days after�a deadly twin suicide blast in�Damascus. On Saturday, two blasts occurred near�Bab al-Saghir cemetery in�Damascus. Syrian Interior Minister Mohammad Shaar confirmed that at�least 40 people were killed and 120 injured as�a result of�the attack.
The Tahrir al Sham militant group, which was organized at�the initiative of�the Jabhat Fatah al Sham terror group (formerly known as�al-Nusra Front), is said to�have claimed responsibility for�the attack.