A wave of attacks has swept across Iraq since April, with sectarian violence reaching levels unseen since the country teetered on the brink of civil war in 2006 and 2007. The violence in the past eight months has killed more than 5,500, according to the United Nations.
Nov. 20, 2013 Police and municipal workers remove a vehicle damaged at the site of a car bomb attack in Baghdad. Seven bombs exploded across Baghdad on Wednesday, killing 23 people and wounding scores, police and medical sources said, part of the worst wave of violence to hit Iraq in at least five years. Ahmed Saad/Reuters