The attacks killed at least 135 and injured 339 others , making it the deadliest attack since the Sadr City bombings of 23 November 2006 . The blast was the worst of four massive bomb attacks in the preceding three weeks , all targeting dense Shi'ite areas in Baghdad and Al Hillah , including an attack on 22 January 2007 in another central Baghdad market that killed at least 88 and injured more than 160 . The same market was hit by a series of car bombs on 2 December 2006 , which killed more than 50 people . After the explosion , the closest hospital was quickly overwhelmed with patients affected by the blast . A Health Ministry official said the death toll was likely to rise significantly . The Iraqi Interior Ministry estimated that about 1,000 people had been killed throughout Iraq in the preceding week due to gunbattles , drive-by shootings and bomb attacks
Sadr City bombings
23 November 2006 Sadr City bombings
3 February 2007 Baghdad market bombing