Syrian Army air defense shot down four Turkish military UAVs in Adlab province, northern Syria, on Sunday.

Iran Press/Middle East: Syria's air defense has also attacked drones over the Hama province, according to the Syrian news agency SANA.

As clashes between the Syrian army and Turkish troops and the terrorists backed by Turkey escalate in Idlib province, a source at the Syrian Defense Ministry said yesterday that the sky of Idlib province was declared a closed military zone.

Terrorists have repeatedly targeted residential areas in Syria's "Idlib" province in recent months.

The province of Adlib is the last base of terrorists in Syria.

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