People inspect the aftermath of a car bomb attack in Karbala, 50 miles (80 kilometers) south of Baghdad, Iraq, Sunday, Aug. 11, 2013. A wave of car bombings targeting those celebrating the end of Ramadan across Iraq killed scores of people Saturday, a bloody reminder of the inability of Iraqi authorities to stop violence threatening to spiral out of control. (AP Photo)

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People inspect the aftermath of a car bomb attack in Karbala, 50 miles (80 kilometers) south of Baghdad, Iraq, Sunday, Aug. 11, 2013. A wave of car bombings targeting those celebrating the end of Ramadan across Iraq killed scores of people Saturday, a bloody reminder of the inability of Iraqi authorities to stop violence threatening to spiral out of control. (AP Photo)