
The number of deaths in rebel-held Eastern Ghouta has climbed to 400 since Syrian government planes began bombarding the region on Sunday.
Russia has denied any involvement in the air raids - the Kremlin says the situation in Syria "leaves much to be desired".
The United Nations Security Council is considering a resolution to end the attacks on Eastern Ghouta.
Al Jazeera's Osama Bin Javaid reports from the Turkish city of Gaziantep, near the border with Syria.