One of the trucks was detonated by remote control in a Shi'ite neighborhood while people gathered to buy the flour it was carrying.
The other truck was loaded with vegetables and parked near a wholesale market.
At least 10 people were killed in Tal Afar on March 24 when a suicide bomber struck a market.
In other Iraqi violence today, a suicide bomber killed as many as 17 people near the town of Al-Ramadi, west of Baghdad.
Gun and mortar attacks reportedly killed around 20 people in Baghdad.
Four people were killed in Al-Iskandariyah, south of Baghdad, when gunmen opened fire on a funeral procession.
In the northern city of Kirkuk, two Catholic nuns were stabbed to death.
In a separate development, the U.S. military says a U.S. combat post was attacked by insurgents near Al-Fallujah. It says U.S. troops repelled the attack, killing 15 insurgents. Eight U.S. soldiers were wounded.
(compiled from agency reports)
The Imam Al-Mahdi Army on parade (epa)
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