The Arab-Kurdish groups of the Syrian Democratic Forces, currently operating in the east of Syria, announced that they have detained four ISIS terrorists - RT reports with a reference to the press service of the Syrian democratic forces. As it was noted - two of them have Russian citizenship, one - Turkish, the last one is a citizen of Afghanistan. According to the Syrian Democratic Forces - this group was deployed to carry out terrorist attacks in the city of Rakka, where they organized terrorist cells. Over the past day, the Ukrainian troops fired at the territory of the DPR seven times. Grenade launchers and small arms were used during the shelling.