Violence has escalated in the nation in recent months.
MORE: http://www.cnn.com/2013/06/08/world/meast/iraq-bombing/index.html
See also...
More than 1,000 Iraqis killed in May
http://www.cnn.com/2013/06/01/world/meast/iraq-attacks/index.html
Iraq mayhem 'ready to explode' into wider conflict, U.N. official says
http://www.cnn.com/2013/05/30/world/meast/iraq-violence/index.html
Bombings kill 20 in Baghdad; Sunni activist slain in Mosul
http://www.cnn.com/2013/05/29/world/meast/iraq-violence/index.html
