Female suicide bomber kills 22

At least 22 people were killed and 32 others wounded by a female suicide bomber who blew herself up at a police gathering in Iraq\'s Diyala province.



The guests were attending a banquet being held yesterday by a policeman to celebrate his recent release from US detention.



Some of the wounded were taken to a joint US-Iraqi base nearby for treatment.



Earlier, two car bombs exploded in central Baghdad, killing 12 people.