ROUGH CUT (NO REPORTER NARRATION)<br/> <br />STORY: Two car bombs exploded in the southern Iraqi province of Nassiriya on Sunday wounding 11 people.<br/> <br />They were amongst a series of car and roadside bombs in Baghdad and predominantly Shi'ite provinces of Iraq that killed at total of at least 21 people police sources said.<br/> <br />No group immediately claimed responsibility for the attacks, which appeared to have been coordinated, but Sunni Islamist insurgents, including an al Qaeda affiliate, have been regaining momentum in recent months.<br/> <br />More than two years of civil war in neighboring Syria have aggravated deep-rooted sectarian divisions in Iraq, fraying an uneasy government coalition of Shi'ite, Sunni and ethnic Kurdish factions.<br/> <br />The deadliest attacks were in the city of Hilla, where two parked car bombs exploded simultaneously near a busy market and a third blew up near a vehicle repair workshop killing nine people in total, police said.<br/> <br />Another explosion took place in
