Syrian opposition factions announced the formation of a unified operation room to halt the progress of Daesh militants in southern Damascus, Al Arabiya Satellite TV reported.

Meanwhile, Syrian helicopters shelled with barrel bombs Teldu region in Howla, killing four persons including three children in six air raids on Rustin city in Rif Homs.

The helicopters also carried out raids on two cities in eastern Ghouta in Rif Damascus, killing and injuring scores of others.

Sources at the Syrian opposition announced that Daesh organization carried out a second attack using chemical weapons in Rif Alepp's Mare'e city.

Source: MENA