A soldier inspects the site of a suicide bombing near Kirkuk, northern Iraq, on Sept. 12, 2013. Three soldiers were killed and 31 soldiers and inductees wounded in a suicide truck bomb attack targeting an Iraqi army recruitment center near the northern city of Kirkuk on Thursday, a local police source said. (Xinhua/Dena Assad)

A soldier inspects the site of a suicide bombing near Kirkuk, northern Iraq, on Sept. 12, 2013. Three soldiers were killed and 31 soldiers and inductees wounded in a suicide truck bomb attack targeting an Iraqi army recruitment center near the northern city of Kirkuk on Thursday, a local police source said. (Xinhua/Dena Assad)

A man inspects the site of a suicide bombing near Kirkuk, northern Iraq, on Sept. 12, 2013. Three soldiers were killed and 31 soldiers and inductees wounded in a suicide truck bomb attack targeting an Iraqi army recruitment center near the northern city of Kirkuk on Thursday, a local police source said. (Xinhua/Dena Assad)