There was no immediate claim of responsibility for the attack in Hajjaj, 20 km (14 miles) north of Tikrit.
In November ISIS bomb attacks hit Tikrit and Samarra, both north of Baghdad, as an apparent diversionary attacks as Iraqi forces drive back the terrorists in their stronghold of Mosul.
The act of terror came only hours after Commander of Nineveh Liberation Operation Lieutenant General Abdul Amir Yarallah announced the liberation of Shuhada al-Oula neighborhood in Mosul.
He added that Counter Terrorism Service (CTS) forces have raised the national Iraqi flag over a number of buildings in the area.
An unnamed security official also said police forces have arrested three Daesh militants, including a cameraman, in Mosul’s Zahra neighborhood.





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