The convoy was traveling from a police station to a base outside the city when the assailant attacked the convoy in the northern town of Hawijah. Soldiers responded with small-arms fire, wounding the attacker.
Police transported the man to a Kirkuk hospital. Two civilians suffered minor injuries and were treated at a local hospital.
A U.S. explosive ordnance team was called in when the grenade didn’t detonate. Iraqi police are investigating the incident.
Meanwhile, Iraqi commandos, with U.S. advisors, arrested two suspected terrorists Aug. 7 in Diyala province.
The men were arrested through a warrant issued by the Central Investigative Court of Khark for allegedly attacking Diyala civilians and facilitating sectarian violence in the city.
Commandos searched the suspects’ home and arrested the two alleged terrorists without incident.