NATO Secretary General’s Special Representative for the Caucasus and Central Asia, James Appathurai calls on Armenian and Azerbaijani sides to prevent the escalation of the conflict.

"We are following with concern the developments on the bilateral border of Armenia and Azerbaijan, involving the use of heavy weapons and resulting in the loss of lives. We echo the Minsk Group Chairs in calling upon all sides to take all necessary measures to prevent further escalation", - Appathurai wrote Appathurai on his Facebook page.

Fore the record, the confrontation at the border between Armenia and Azerbaijan started on 12 July. Both of the sides suffered casualties and accused each other of starting the clash.