Nov 3 (Reuters) - Following are security developments in Iraq at 0645 GMT on Saturday. BAGHDAD - Three bodies were found in different districts in Baghdad on Friday, police said. KHALIS - A roadside bomb killed one man and wounded 10 others outside a mosque in Khalis, 80 km (50 miles) north of Baghdad, on Friday, police said. MAHAWEEL - A roadside bomb targeted a police patrol, killing one policeman and wounding another one in Mahaweel, 75 km (45 miles) south of Baghdad, police said. HILLA - Police arrested gunmen who killed a policeman in central Hilla, 100 km (62 miles) south of Baghdad, on Friday, police said.