Jan 9 (Reuters) - Following are security developments in Iraq as of 1000 GMT on Tuesday: BAGHDAD - U.S. and Iraqi forces clashed with gunmen in central Baghdad, coming under fire from mortars and rocket-propelled grenades during raids near Haifa street, the U.S. military said, adding three insurgents were arrested. Iraqi defence officials said 11 were arrested, including 7 Syrians. NEAR BALAD RUZ - U.S. and Iraqi forces conducted a ground and air assault operation near Balad Ruz, north of Baghdad, and killed several insurgents, the U.S. military said. Several large weapon caches were also discovered. YUSUFIYA - Iraqi troops arrested Ibrahim al-Jouburi, known as the Prince of al Qaeda in Yusufiya, and Abdullah al-Zoubai, leader of the 20th Revolutionary Brigades insurgent group in Yusufiya, 15 km (9 miles) south of Baghdad on Monday, the Defence Ministry said. BAGHDAD - The Iraqi army released eight people who had been kidnapped by insurgents in Omar street in central Baghdad, the Defence Ministry said.
