As reported by Syrian human rights activists, dozens of people were killed in an air strike on building in al-Mayadin, which was used as a prison by the terrorist group «Islamic state».
They blamed the bombing on the US-led Western coalition. The press service of the coalition recognized that in the area operated aircraft, and promised to investigate reports of civilian casualties.
In June 2017 the command of the coalition acknowledged that since the start of the campaign in 2014, the victims of air strikes began at least 484 civilians of Syria and Iraq. The growing number in recent months due to the fact that the fighting is in towns.
However, independent experts believe that the number of casualties higher by at least an order of magnitude. According to them, all the time bombing killed 4.000-16.000.
It is assumed, that al-Mayadin located to the South-East of Raqqa, became the new administrative centre of the possessions of the IG. In a city that is located in the province of dir al-Zour near the Iraqi border, a move leaders of the group.