April 6 (Reuters) - Following are security developments in Iraq as of 1330 GMT on Friday: * denotes new or updated item. * HAWIJA - A roadside bomb targeting an Iraqi police patrol exploded in Hawija, 70 km (43 miles) southwest of Kirkuk, injuring four policemen, police said. * KIRKUK - A roadside bomb exploded in Kirkuk, 250 km (155 miles) north of Baghdad, wounding three civilians, police said. A roadside bomb also exploded near the law college in the city centre, wounding three civilians, police said. * RAMADI - A truck bomb exploded and released chlorine gas into the air in the Iraqi city of Ramadi on Friday. Three police officers said five people were killed and 15 were wounded. One police colonel put the death toll at 15. * BAGHDAD - Iraqi security forces raided the office of Mohammed al-Daini, a parliament member with the Sunni Iraqi Front for National Dialogue, in Baghdad's Qadissiya district. Daini said between 25 to 30 employees were arrested. * MOSUL - Gunmen shot dead tribal leader Sheikh Ghazi al- Hanash, as he was leaving a mosque in southeastern Mosul, police said. * BAGHDAD - Gunmen opened fire on an Iraqi national police patrol, wounding three policemen in Doura district in southern Baghdad, police said. HILLA - Tribal sheikh Karim Omran al-Shafi was seriously wounded when gunmen opened fire on his vehicle in the Shi'ite city of Hilla, 100 km (62 miles) south of Baghdad, police said. BAGHDAD - Two people were killed and five wounded when three mortars landed in Baghdad's northern Shaab District, police said. * BAGHDAD - Eleven bodies were found in different parts of the city on Thursday, police said. BAGHDAD - A mortar killed one person in the Talibiya district in northeastern Baghdad, police said. BAGHDAD - A sniper killed two people in the Amil District in southwestern Baghdad, the Interior Ministry said. TAL AFAR - Four bodies, including one of a child, were found in Tal Afar, about 420 km (260) miles northwest of Baghdad, police said.
