Syrian soldiers seen in rebel-held Douma district in Eastern Ghouta

Syrian soldiers walk in a tunnel in the rebel-held Douma district in the Eastern Ghouta countryside of the capital Damascus, on March 28, 2018. After the full evacuation of the Failaq al-Rahman rebels, only the Douma district in Eastern Ghouta is still controlled by the rebels. (Xinhua/Ammar Safarjalani)