Bombs exploded in two minibuses in Baghdad on Saturday, killing three people and wounding at least 12, while a bomb attack on a governor's convoy wounded two guards, security officials said.
An interior ministry official said the bombs in the minibuses exploded about 8:30 am (0530 GMT) near a Shiite place of worship in the Chikouk area in north Baghdad, killing three people and wounding 12.
A medical official at Al-Nur Hospital near Chikouk said the facility had received three bodies and 14 other people who were wounded in the blasts.
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Meanwhile, a roadside bomb targeted the convoy of Hisham al-Hiyali, the governor of Diyala province, north of the provincial capital Baquba, police Captain Hazem al-Juburi said.
The officer said that two guards were wounded in the attack, but that the governor was unharmed.
Violence in Iraq has fallen sharply from its peak in 2006 and 2007, but attacks still continue across the country. In March, 112 Iraqis were killed, government figures showed.