A file picture dated 21 May 2016 show girls attending a seminar, Douma, outskirts of Damascus, Syria. The picture won the third prize in the 'UNICEF Photo of the Year 2016' competition, as a jury announced at a ceremony in Berlin, Germany on 20 December 2016. EPA/MOHAMMED BADRA
Young Syrian children stand in a door frame in the rebel-held area of Douma, outskirts of Damascus, Syria, 17 November 2015. EPA/MOHAMMED BADRA
A Syrian carries an injured child to a field hospital following an airstrike by forces loyal to the Syrian government in the rebel-held area of Douma, outskirts of Damascus, Syria, 10 November 2015. According to the opposition, at least ten civilians were killed in Syrian regime strikes on the rebel-held Douma on 10 November. EPA/MOHAMMED BADRA
Syrian children playing on a trampoline during the second day of Eid Al Adha in Douma, outside Damascus, Syria, 13 September 2016. Eid al-Adha is the holiest of the two Muslims holidays celebrated each year, it marks the yearly Muslim pilgrimage (Hajj) to visit Mecca, the holiest place in Islam. Muslims slaughter a sacrificial animal and split the meat into three parts, one for the family, one for friends and relatives, and one for the poor and needy. EPA/MOHAMMED BADRA
A young Syrian receives first aid in a field hospital following what local activists say was an airstrike by forces loyal to the al-Assad regime on a market place in the rebel-held area of Douma, outskirts of Damascus, Syria, 30 October 2015. According to the Syrian Observatory for Human Rights at least 65 people were killed and over a hundred wounded in the attack on the busy market. EPA/MOHAMMED BADRA
A young Syrian boy looks at the site of a strike with cluster bombs by forces loyal to the Syrian government in the rebel-held city of Douma, outside Damasus, 05 October 2016. EPA/MOHAMMED BADRA
A photo made available on 17 September 2016 shows Syrian children crossing a tunnel connecting the two halls of an underground amusement park in Erbeen, eastern Ghouta, outskirts of Damascus, 16 September 2016. The underground amusement park was built to protect children from bombing and shelling. It consists of two underground halls connected through a tunnel. EPA/MOHAMMED BADRA
Syrian children play in a ball pen during the second day of Eid Al Adha in Douma, outside Damascus, Syria, 13 September 2016. Eid al-Adha is the holiest of the two Muslims holidays celebrated each year, it marks the yearly Muslim pilgrimage (Hajj) to visit Mecca, the holiest place in Islam. Muslims slaughter a sacrificial animal and split the meat into three parts, one for the family, one for friends and relatives, and one for the poor and needy. EPA/MOHAMMED BADRA
A picture made available on 15 March 2016 shows a Syrian child coloring during a support event for Syrian children with psychological trauma, Erbeen, eastern Ghouta, Syria, 14 March 2016. The event was organized by Molhem volunteering team, a nonprofit organization that provides Syrians in Syria and neighboring countries with food, shelter, and medicine. EPA/MOHAMMED BADRA
A photo made available on 17 September 2016 shows Syrian children playing on ferris wheel at an underground amusement park in Erbeen, eastern Ghouta, outskirts of Damascus, 16 September 2016. The underground amusement park was built to protect children from bombing and shelling. It consists of two underground halls connected through a tunnel. EPA/MOHAMMED BADRA