At an ammunition dump on Tuesday killed at least three policemen, including the national security head of the al-Tarmiyah district north of Baghdad, and injured four more.
The explosion happened as a joint force of the Iraqi army and the national security service conducted an operation after intelligence reports of the Islamic.
State group’s activity and an ammunition cache in the area, according to the official, who spoke on condition of anonymity because he was not authorized to brief the media.