Breaking : Syrian Army liberates ISIS Key City In Deir Ezzor .
Military source confirmed to Muraselon website that the Syrian units Tiger Forces– backed by Russian air support – have fully liberated AL-Mayadeen in Eastern Dier Ezzor Countryside
Earlier on Thursday the Syrian units have completely encircled Al-Mayadeen city from the northern and southern axes
The engineering units are clearing the controlled areas to dismantle the IEDs and booby traps planted by ISIS.
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