The site of a deadly bombing near a police headquarters in the northern Iraqi city of Kirkuk.<br/> <br />Seven people were killed in the blast, and another 30 were wounded.<br/> <br />But this is just one of a series of explosions that hit towns and cities across Iraq on Tuesday.<br/> <br />The wave of car bombs and roadside IEDs left at least 39 people dead, and wounded almost 200 others.<br/> <br />The deadliest of them hit in Kerbala, where twin explosions killed at least 13 and wounded scores more.<br/> <br />The violence comes ahead of next week's Arab League summit in Baghdad - widely seen as the country's debut on the regional stage following the withdrawal of U.S. troops last year - and a test for Iraq's security forces.<br/> <br />Travis Brecher, Reuters
