Feb 22 (Reuters) - Following are security developments in Iraq at 1600 GMT on Friday.

* denotes new or updated items.

* BAGHDAD - A car bomb blew up in Baghdad's central Karrada district, killing one person and wounding four.

* NEAR BAQUBA - Three mortars landed in a village of Buhriz, 60 km (36 miles) north of Baghdad, killing one child and wounding eight people.

* KHAN BANI SAD - U.S. forces killed six suspected al Qaeda militants and detained six others in Khan Bani Sad, 35 km (21 miles) north of Baghdad, the U.S. military said.

NEAR FALLUJA - A suicide bomber killed at least six policemen and wounded nine others when he detonated a vest packed with explosives outside a mosque near Falluja in western Anbar province, police said.

GARMA - A suicide bomber on foot attacked an Iraqi security checkpoint, killing two people and wounding three in Garma, near Falluja, 50 km (32 miles) west of Baghdad, police said.

TIKRIT - A suicide car bomber killed three policemen and wounded eight others at a police station in Tikrit, 175 km (110 miles) north of Baghdad, police said.

ISKANDARIYA - Two bodies with gunshot wounds and signs of torture were found in Iskandariya, 40 km (25 miles) south of Baghdad, police said.

ANBAR PROVINCE - One U.S. Marine was killed in a battle with gunmen in Anbar province on Thursday, the U.S. military said.

NEAR FALLUJA - A roadside bomb killed Brigadier-General Abdul Jabbar al-Juboury, head of the Iraqi army's Falluja Brigade, and his driver on Thursday south of Falluja, police said.

BAGHDAD - A bomb killed at least one person and wounded four others in Karrada district, central Baghdad, police said.

BAGHDAD - Five bodies were found in different districts across Baghdad on Thursday, police said.

NEAR FALLUJA - A parked car bomb killed one man and wounded two others on Thursday near a market in Falluja, police said.

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