US airstrike in Syria

On the eve of the coalition attacked a convoy that was moving in the direction of the air base on the border of Syria and Jordan. The US said that the convoy drove too close to the place where the Americans train moderate rebels. In command of the coalition say that first opened warning fire, but prosyriyski troops refused to change course and broken borders, security zones, which agreed in Astana. Russia, Iran and Turkey act as guarantors of these zones de-escalation.