Authorities subsequently detained more than 60 people responsible for security in the district where the bombings took place . Four car bombs explode in central Mansour , killing nearly 130 and wounding hundreds . Fifth of the vehicles blew up in southern Baghdad 's Dora district . nearly 130 other car bombs struck at heart of Iraqi capital , detonating a few minutes apart . Fifth bomb blows up outside Dawa party in western Baghdad 's Baghdad district .
Four car bombs explode in central Mansour , killing nearly 130 and wounding hundreds . Fifth of the vehicles blew up in southern Baghdad 's Dora district . nearly 130 other car bombs struck at heart of Iraqi capital , detonating a few minutes apart . Fifth bomb blows up outside Dawa party in western Baghdad 's Baghdad district .