Moscow was responding after the Britain-based Syrian Observatory for Human Rights said that at least 53 civilians, including children, had been killed in Russian air strikes in the eastern Syrian village of Al-Shafah.
Russian long-range bombers hit Islamic State targets in the northeast of Syria, in this still image taken from a video released by Russian Defence Ministry on November 25, 2017.
Russia's Defence Ministry denied on Monday that Russian war planes had carried out deadly air strikes on a village in Syria's Deir al-Zor province that had killed dozens of civilians, the Interfax news agency reported.