Turkish and Russian troops conducted fourth joint ground patrol in northwestern Syria in line with the Moscow agreement, Turkey’s National Defense Ministry said on Wednesday.

“Fourth joint Turkish-Russian land patrol was conducted today [Wednesday] by air and ground vehicles on M4 motorway in Syria’s Idlib province, as part of the earlier TR-RF agreement,” the ministry said on Twitter.

The M4 highway, also known as the Aleppo-Al Hasakah road, is about 30 kilometers (19 miles) from Turkey’s southern border.

Turkey and Russia agreed on a protocol which urged parties to “cease all military actions along the line of contact in

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