Pictures purport to show massacre of Shia prisoners, as 24 Sunni critics of group are reported killed near Kirkuk.
Authorities in the Baghdad have set up camps to house Iraqis fleeing fighting between government forces and ISIL in Anbar.
Some of the displaced are now unsure of their security after eight members of a family from Anbar were found dead in the capital. Rumours of sectarian killings are adding to the tension.
Al Jazeera’s Imran Khan reports from Baghdad.