(KUNA) -- Six Iraqis were injured among them a police officer, with injuries ranging from light to heavy, after a car bomb explosion rocked midtown Kirkuk north of Iraq, Iraqi police said on Wednesday.Iraqi police Brigadier Sarhad Qader said an improvised car bomb exploded this evening in mid Kirkuk adding that the explosion injured five Iraqi civilians and one police officer. The explosion also caused damage to near by shops and that there was no military target in the area, Iraqi police said.