FACTBOX: Security developments in Iraq, May 1

(Reuters) - Following are security developments in Iraq at 1515 GMT on Thursday.

BAGHDAD - U.S. forces said they killed 18 fighters in clashes beginning on Wednesday afternoon and running through the night in the Shi'ite district of Sadr City in the capital. Police put the death toll at 18 from fighting since Wednesday. They said this included two women and two children.

MOSUL - A U.S. soldier was killed when a roadside bomb exploded near his patrol in Nineveh province, 390 km (240 miles) north of Baghdad, the U.S. military said.

BAGHDAD - A bomb blast near a U.S. patrol in Baghdad killed nine people and wounded 23, police said.

HAWI JAH - A booby-trapped bicycle targeting a U.S.-backed Sunni neighborhood patrol in Hawi Jah, about 200 km north of Baghdad, wounding two members of the patrol and a child, police said.

BAGHDAD - A mortar shell landed on the al-Salhiya residential compound in central Baghdad, wounding three people, police said.

(Compiled by Khalid al-Ansary, editing by Tim Cocks)