The longstanding bad blood between Sunnis and Shiites in Iraq boiled Monday amid another round of attacks: the killing of 25 people and wounding of dozens more in five car bombings.
MORE: http://www.cnn.com/2013/04/29/world/meast/iraq-violence/index.html?hpt=wo_c2
See also...
At least 14 killed in bombings, shootings in and near Baghdad
http://www.cnn.com/2013/04/26/world/meast/iraq-violence/index.html?hpt=imi_c2
Iraqi leader sounds warning about sectarian strife
http://www.cnn.com/2013/04/25/world/meast/iraq-violence/index.html
Iraq, on edge over violence, endures more bloodshed
http://www.cnn.com/2013/04/24/world/meast/iraq-violence/index.html
Clash at Sunni protest in Iraq leaves dead and wounded
http://www.cnn.com/2013/04/23/world/meast/iraq-violence/index.html