Thirteen civilians were killed and 17 others were injured by mortar shells fired by militants on al-Ashrafiyeh neighborhood in Aleppo city. A source in the province told SANA Friday that mortar shells hit al-Ashrafiyeh neighborhood, killing 13 citizens and injuring 17 others, in addition to destroying two houses and causing material damage in the site. Two citizens killed, six others injured in terrorist explosive device blast in Damascus On Thursday, two citizens were killed and six others were injured as militants detonated an explosive device near Dar al-Shifaa Hospital in Damascus. A source at the police command said that militants detonated an explosive device attached to a bicycle near al-Shifaa Hospital in Damascus killing two citizens and injuring six others. Citizen injured in militants' attack on Damascus Countryside A citizen was injured by militants' sniper shot near al-Bayrouni Hospital in Harasta. A source at the Police Command said that terrorist shot a citizen in the head, adding that militants also targeted with mortar shell the Harasta suburb in Damascus Countryside, adding that the shell caused only material damage. Militants' mortars hit school in Qatana, causing material damage Militants launched mortar shells on Qatana city in Damascus Countryside, the shells hit a school and caused material damage only. A source at the Police Command said that a shell fell in the school's yard, while two others hit the outer wall, no human casualties were reported.