Iraq under siege

Iraqi Shiite militiamen aim their weapons during clashes with ISIS militants in Jurf al-Sakhar, Iraq, on Sunday, September 28. Some of the world's top diplomats <a href='http://www.cnn.com/2014/09/15/world/meast/isis-threat/'>have pledged support for Iraq</a>, including military assistance, in its fight against ISIS militants. ISIS has taken over large swaths of northern and western Iraq as it seeks to create an Islamic caliphate that stretches from Syria to Iraq.

Iraqi Shiite militiamen aim their weapons during clashes with ISIS militants in Jurf al-Sakhar, Iraq, on Sunday, September 28. Some of the world's top diplomats have pledged support for Iraq, including military assistance, in its fight against ISIS militants. ISIS has taken over large swaths of northern and western Iraq as it seeks to create an Islamic caliphate that stretches from Syria to Iraq.