Nov 29 (Reuters) - Following are security developments in Iraq at 1500 GMT on Thursday. * denotes new or updated items. * BAQUBA - Twelve people were killed and 25 wounded in a Katyusha rocket attack in al-Salam village near the city of Baquba, 65 km (40 miles) north of Baghdad, police said. BAGHDAD - Iraqi soldiers killed one gunman and detained 47 other suspects in different areas of Iraq in the past 24 hours, the Defence Ministry said. TIKRIT - Gunmen killed the mayor of a district in central Tikrit, 175 km (125 miles) north of Baghdad, on Wednesday, police said. BAGHDAD - Five bodyguards who work for Iraq's acting minister for tourism and antiquities were wounded when Iraqi soldiers opened fire on their convoy in western Baghdad on Wednesday, the ministry said. The minister was not in the convoy and the incident was under investigation. BAGHDAD - U.S. forces detained 12 suspected insurgents during operations targeting al Qaeda in central and northern Iraq, the U.S. military said. BAGHDAD - One U.S. soldier was killed by small arms fire on Wednesday in western Baghdad, the U.S. military said. MOSUL - A car bomb wounded two policemen in eastern Mosul, 390 km (240 miles) north of Baghdad, police said. KHAN BANI SAAD - U.S. forces killed two gunmen and detained five others in Khan Bani Saad near Baquba, 65 km (40 miles) north of Baghdad, the U.S. military said. BAGHDAD - U.S. helicopters killed three gunmen when they attacked a U.S. convoy on Tuesday, southeast of Baghdad, the military said. BAGHDAD - A roadside bomb near a minibus wounded six passengers in Palestine Street in northeastern Baghdad, police said. BAGHDAD - A roadside bomb near a minibus wounded five people near a hospital in central Baghdad, police said. BAGHDAD - Three bodies were found on Wednesday in different parts of Baghdad, police said. KIRKUK - Gunmen killed two men in a drive-by shooting on Wednesday in Kirkuk, 250 km (155 miles) north of Baghdad, police said. (Baghdad newsroom, editing by Paul Tait)