TEXT: Syrian civilians carry a wounded woman following a reported barrel bomb attack by Syrian pro-government forces in Aleppo's Sakhur district on April 21, 2014. The Syrian Observatory for Human Rights, a Britain-based monitoring group relying on sources inside Syria, says more than 150,000 people have been killed since March 2011, and rebels hold vast swathes of territory. AFP PHOTO /ZEIN AL-RIFAI