Another car bomb, in the northern city of Kirkuk, killed at least eight people and wounded many others. That attack was aimed at an Iraqi army patrol in a crowded market area.
In the capital, Baghdad, a roadside bomb ripped through a busy market, killing at least 10 people.
Meanwhile, the U.S. military reports that two more U.S. soldiers were killed across Iraq in combat, bringing the number of U.S. soldiers killed in October to 71.
Earlier, the U.S. military announced that eight U.S. soldiers will face courts martial, including four over the rape and murder of an Iraqi girl and the killing of her family in Al-Mahmudiyah, near Baghdad.
(compiled from agency reports)