Barrel Bomb Attack in Aleppo, Syria

Men inspect a damaged building after airstrikes on a rebel-held neighborhood of Aleppo, Syria, Aug. 27, 2016.

An injured girl sits in a vehicle after surviving double airstrikes on the rebel held Bab al-Nairab neighborhood of Aleppo, Aug. 27, 2016.

This photo provided by the Syrian anti-government activist group Aleppo Media Center (AMC), shows Syrians carrying a victim after barrel bombs were dropped on the Bab al-Nairab neighborhood in Aleppo, Aug. 27, 2016. 

An injured man reacts in a damaged site after double airstrikes on the rebel held Bab al-Nairab neighborhood of Aleppo, Aug. 27, 2016.

Civil Defence members with blood on their shirts stand after double airstrikes on the rebel held Bab al-Nairab neighborhood of Aleppo, Aug. 27, 2016.

Syrian rescue workers and civilians evacuate a man in the Maadi district of eastern Aleppo after regime aircrafts reportedly dropped explosive-packed barrel bombs, Aug. 27, 2016.

People look for survivors near a damaged ambulance after double airstrikes on the rebel held Bab al-Nairab neighborhood of Aleppo, Syria, Aug. 27, 2016.

A Syrian rescue woker carries a child in the Maadi district of eastern Aleppo after regime aircrafts reportedly dropped explosive-packed barrel bombs, Aug. 27, 2016.

Girls that were evacuated from the besieged Damascus suburb of Daraya after an agreement was reached between rebels and Syria's army, arrive to a camp inside the government-controlled Herjalleh suburb of Damascus, Aug. 27, 2016.