Nov 18 (Reuters) - Following are security developments in Iraq at 1930 GMT on Tuesday.

* Denotes new or updated item

* BAGHDAD - Police found 15 decomposed bodies in a mass grave in northern Baghdad's Ur district, police said. Some still had visible marks of gunshot wounds, they said.

* BAGHDAD - Two roadside bombs exploding in quick succession wounded two police in Baghdad's southwestern Dora neighbourhood, police said.

SINJAR - One person was killed and 13 others wounded in a bomb blast in Sinjar, 390 km (240 miles) northwest of Baghdad, police said.

BAIJI - A militant accidentally blew himself up planting a roadside bomb on Monday in central Baiji, 180 km (120 miles) north of Baghdad, police said. Two others were wounded.

BAGHDAD - A roadside bomb wounded two people in the district of Nahda, in central Baghdad, police said.

BAGHDAD - A roadside bomb planted near the house of general inspector of the Electricity Ministry wounded his son and wife in Qadissiya, southwestern Baghdad, police said.

SAMARRA - Five militants were killed and three others wounded in a four hour gunbattle between al Qaeda fighters and a U.S.-backed Sunni Arab security patrol near Samarra, 100 km (62 miles) north of Baghdad, said Samarra police Colonel Abdul-Khaleq Saleh al-Samarraie.

(compiled by Aws Qusay)

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