The Syrian army killed several Al-Qaeda ringleaders in different parts of the country on Tuesday, including four commanders in Aleppo. The commander of Kataeb Ibn Tayyemeh militant group, deputy commander of Mojahedeen and Ansar Army mostly comprised of Chechen terrorists and ringleader of Kataeb of Grandsons of Al-Morsalin were among the ringleaders killed in Aleppo. The Syrian army also killed Abu Ali Al-Zabiq in fierce clashes in Kassab in the Northern parts of the Lattakia countryside. On Sunday, the army units killed Abu Mohanad Checheni, commander of Mojahedeen and Ansar Army. Units of the Syrian army killed scores of militants and destroyed their dens and gatherings in several areas in Aleppo countryside. A military source said that army units targeted militants' gatherings surrounding the Central prison and the industrial city, al-Lairamon, al-Kastilo, Dahret Abd Rabbo, al-Marjah, Khan Touma and Arbid and they inflicted heavy losses on the militants.