An SDF gunman was killed after unknown assailants opened fire at the US-backed militia near Konico Gas Company in Eastern Deir Ezzur.
In the meantime, several SDF militias were killed or wounded in an attack by unidentified raiders near al-Amr oilfield in Eastern Deir Ezzur.
Meanwhile, a local source pointed to the assassination of several SDF members in Badiyeh (desert) of the town of Khusham in Eastern Deir Ezzur, adding that assassinations have been increasing in the region after recent tensions between civilians and the SDF in the regions held by US-backed militias.
The sources further said that the SDF has sent a large convoy of military and armored vehicles from Hasaka city to the town of Hajin in Southeastern Deir Ezzur.
In a relevant development earlier this month, the SDF kept its militias on alert after intensified attacks on their bases by unknown raiders in the Eastern province of Deir Ezzur.
Two SDF militias were killed and several more were wounded after unknown attackers stormed a patrolling unit near the town of Sweidan in Jazeerah region.
In the meantime, a number of SDF gunmen were injured after a bomb went off in front of a base of the US-backed militias in the small town of Granij in Southeastern Deir Ezzur.
The SDF, following the attacks, cut off a road connecting Sweidan to other region and kept its gunmen on alert after declaring curfew in the region.
The SDF also started to crackdown on tens of houses, arresting people in the villages of Bakarah and Jadid Akaydat in Southeastern Deir Ezzur.