At least 12 people killed , 121 wounded in suicide attack . Sunday 's attack happened at the entrance of the city , the police officials told CNN . Suicide bomber attacked police checkpoint in Hilla . Iraq has been dealing with political and sectarian violence for months .
At least 12 people killed , 121 wounded in suicide attack . Suicide bomber attacked police checkpoint in Hilla . Iraq has been dealing with political and sectarian violence for months .