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A series of car bombs exploded in busy areas in predominantly Shi'ite neighbourhoods of Baghdad on Monday, killing at least 42 people and wounding dozens more, police and medical sources said.
The deadliest attack took place in Sadr City, where a car bomb blew up near a place where workers had gathered. It killed at least seven people, including two soldiers
It was not immediately clear who carried out the attacks, but hardline Sunni militants who view Shi'ites as non-believers have been stepping up their insurgency and striking with a ferocity not seen in years.
More than two years of civil war in neighbouring Syria have aggravated deep-rooted sectarian divisions and strained Iraq's fragile coalition of Shi'ite, Kurdish and Sunni factions.
Shi'ites, security personnel government employees of both sects and governmental-backed Sunni "Sahwa" militia members are prime targets for al-Qaeda and the Sunni insurgents.
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