FACTBOX: Security developments in Iraq

(Reuters) - Following are security developments in Iraq at 5:30 a.m. EST on Monday.

BAGHDAD - A suicide bomber wearing an explosive vest killed four Iraqi neighborhood patrol volunteers and wounded two others at a checkpoint on Baghdad's northern outskirts, police said.

BAGHDAD - Iraqi soldiers killed 12 gunmen and detained 29 others during the last 24 hours across Iraq, the Defense Ministry said.

BAQUBA - A woman wearing a suicide bomb vest wounded two policemen and five civilians including a child when she attacked a police station in Baquba, 65 km (40 miles) north of Baghdad, police said.

BAGHDAD - Two bodies were found in Baghdad on Sunday, police said.

NEAR BALAD - Five people were killed including two al Qaeda militants during clashes on Sunday between militants and residents of a village near Balad, 80 km (50 miles) north of Baghdad, police said.

NEAR BAGHDAD - U.S. forces said they had captured a suspected "Special Groups" leader in Al-Hussainiya just north of Baghdad, a term they use to refer to Shi'ite militia they say receive weapons from Iran.

MAYSAN PROVINCE - Gunmen killed three teachers in Maysan province in southern Iraq on Sunday, the Education Ministry said.

KIRKUK - A roadside bomb wounded two policemen when it struck their patrol in central Kirkuk, 250 km (155 miles) north of Baghdad, police said.