Two leading members of the terrorist group of Daesh were killed in airstrikes by the Syrian army, said the Syrian Observatory for Human Rights (SOHR).
Another 12 militants of Daesh were killed in clashes with Syrian troops near an oilfield in the eastern region, according to SOHR Director Rami Abdulrahman.
Meanwhile, Abdulrahman asserted that clashes between Daesh troops and the Kurdish People's Protection Units (YPG) are ongoing in Hasakah province.