Several car bombs exploded near Shi'ite mosques across Iraq Friday, killing at least 18 people and wounding more than 100 in the latest spate of sectarian violence ahead of Iraq's regional elections scheduled for next month.

The blasts, within an hour of each other, hit several Baghdad neighborhoods and in the northern city of Kirkuk. The four car bombs across Baghdad killed at least 14 and wounded several dozen.

Iraq Bombings Kill At Least 18

No group claimed responsibility.

Iraq Bombings Kill At Least 18

The Iraqi government is postponing local elections scheduled for next month in the provinces of Anbar and Ninevah by up to six months, because of security threats to electoral workers and candidates.

Iraq Bombings Kill At Least 18

Voting in Iraq's other provinces is due to go ahead as planned on April 20.